CBSE Class 3 Mathematics Multiplication Assignment

Multiplication

1) Fill in the blanks :

Question 1. Multiplication is a repeated ____________________.
Answer: addition
In simple words: Multiplication means adding the same number over and over again.

Exam Tip: Remember that multiplication is essentially fast repeated addition.

Question 2. The number to be multiplied is called the _____________________.
Answer: multiplicand
In simple words: The multiplicand is the starting number that gets multiplied.

Exam Tip: Learn the terminology: multiplicand, multiplier, and product.

Question 3. The number by which we multiply is called the _________________
Answer: multiplier
In simple words: The multiplier tells you how many times to add the multiplicand.

Exam Tip: Multiplier is the second number in a standard multiplication expression.

Question 4. ________________is the repeated addition.
Answer: Multiplication
In simple words: Adding 3 four times (\(3 + 3 + 3 + 3\)) is the same as \(4 \times 3\).

Exam Tip: This is the fundamental definition of multiplication.

Question 5. The product of ‘0’ and any number is ________________.
Answer: 0
In simple words: Any number multiplied by zero always gives zero.

Exam Tip: Zero property of multiplication: \(a \times 0 = 0\).

Question 6. The product of ‘1’ and any number is the _______________.
Answer: number itself
In simple words: Multiplying any number by one leaves the number unchanged.

Exam Tip: Identity property of multiplication: \(a \times 1 = a\).

Question 7. We can multiply two numbers in any order, the product will be the ___________________________.
Answer: same
In simple words: Changing the order of numbers in multiplication does not change the answer (\(2 \times 3 = 3 \times 2\)).

Exam Tip: This is known as the commutative property of multiplication.

Question 8. \(5 \times 7 =\) ________ \(\times 5\)
Answer: 7
In simple words: The missing number is 7 because order does not matter in multiplication.

Question 9. \(8 \times\) ______ \(= 4 \times 8\)
Answer: 4
In simple words: Match both sides to find the missing factor 4.

Exam Tip: Both sides of the equals sign must be balanced.

Question 10. \(9 \times 9 =\) ______.
Answer: 81
In simple words: Nine times nine equals eighty-one.

Exam Tip: Memorize multiplication tables up to 10 or 12.

Question 11. \(4 \times 0 =\) __________
Answer: 0
In simple words: Four groups of zero is zero.

Exam Tip: Anything multiplied by 0 is 0.

Question 12. ______ \(\times 3 = 2 \times 3\)
Answer: 2
In simple words: The missing number is 2 to make both sides equal.

Exam Tip: Compare corresponding positions on both sides.

Question 13. \(0 \times 17 =\) ____________
Answer: 0
In simple words: Zero multiplied by any large number is still zero.

Exam Tip: Do not get confused by large numbers when multiplied by 0.

Question 14. \(10 \times 10 =\) _____________
Answer: 100
In simple words: Ten times ten is one hundred.

Exam Tip: Count the total number of zeros when multiplying by powers of 10.

Question 15. __________ \(\times 7 = 7 \times 4\)
Answer: 4
In simple words: By swapping numbers, the blank must be 4.

Exam Tip: Commutative property makes filling this straightforward.

Question 16. \(9 \times\) _________ \(= 6 \times 9\)
Answer: 6
In simple words: The missing factor is 6.

Exam Tip: Check both sides to ensure equality.

Question 17. \(5 \times\) _______ \(= 5 \times\) _________
Answer: any number, the same number (e.g., 3, 3)
In simple words: Any number multiplied by 5 equals 5 multiplied by that same number.

Exam Tip: Any identical value filled in both blanks will satisfy the equation.

Question 18. \(1 \times 1 =\) ___________
Answer: 1
In simple words: One times one is one.

Exam Tip: Basic multiplication fact.

Question 19. \(4 \times 8 = 8 \times\) _______
Answer: 4
In simple words: The missing number is 4.

Question 21. \(7 \times 9 = 9 \times\) ______
Answer: 7
In simple words: The missing factor is 7.

Exam Tip: Notice the numbering in the source skipped 20; solve sequentially as provided.

2) Complete the following :

Question 1. \(3 \times 10 =\) _____________
Answer: 30
In simple words: Multiply 3 by 1 and attach one zero to get 30.

Exam Tip: When multiplying by 10, simply append one zero to the number.

Question 2. \(7 \times 1000 =\) ______________
Answer: 7000
In simple words: Multiply 7 by 1 and attach three zeros to get 7000.

Exam Tip: Append three zeros when multiplying by 1000.

Question 3. \(4 \times 100 =\) ______________
Answer: 400
In simple words: Multiply 4 by 1 and attach two zeros to get 400.

Exam Tip: Append two zeros when multiplying by 100.

Question 4. \(65 \times 10 =\) _____________
Answer: 650
In simple words: Put a zero at the end of 65 to make 650.

Exam Tip: Quick shortcut for multiplying by 10.

Question 5. \(141 \times 100 =\) ____________
Answer: 14100
In simple words: Attach two zeros to 141 to get 14100.

Exam Tip: Adding zeros to the right is a fast way to multiply by powers of 10.

Question 6. \(76 \times 1000 =\) __________
Answer: 76000
In simple words: Attach three zeros to 76.

Exam Tip: Count zeros carefully.

Question 7. \(123 \times 10 =\) _____________
Answer: 1230
In simple words: Append one zero to 123.

Exam Tip: Multiplying by 10 shifts digits one place to the left.

Question 8. \(40 \times 100 =\) ______________
Answer: 4000
In simple words: 40 followed by two more zeros gives 4000.

Exam Tip: Total zeros in product = zeros in first number + zeros in second number (\(1 + 2 = 3\) zeros total).

Question 9. \(50 \times 10 =\) ________________
Answer: 500
In simple words: 50 with one more zero attached is 500.

Exam Tip: \(5 \times 1 = 5\), plus two zeros (\(50 \times 10\)).

Question 10. \(60 \times 1000 =\) _____________
Answer: 60000
In simple words: 60 followed by three zeros equals 60000.

Exam Tip: Total zeros = 1 (from 60) + 3 (from 1000) = 4 zeros.

Question 11. \(4 \times 20 =\) ____________
Answer: 80
In simple words: Multiply \(4 \times 2 = 8\) and attach one zero.

Exam Tip: Multiply non-zero digits first, then append trailing zeros.

Question 12. \(4 \times 4000 =\) ______________
Answer: 16000
In simple words: Multiply \(4 \times 4 = 16\) and attach three zeros.

Question 13. \(30 \times 300 =\) __________________
Answer: 9000
In simple words: Multiply \(3 \times 3 = 9\) and attach three zeros (\(1 + 2\)).

Exam Tip: Count all trailing zeros: 1 from 30 and 2 from 300.

Question 14. \(14 \times\) _________________ \(= 1400\)
Answer: 100
In simple words: 14 multiplied by 100 gives 1400.

Exam Tip: Divide 1400 by 14 to find the missing factor.

Question 15. \(53 \times 100 =\) ____________
Answer: 5300
In simple words: Attach two zeros to 53.

Exam Tip: Quick multiplication rule for 100.

Question 16. \(341 \times 100 =\) _____________
Answer: 34100
In simple words: Attach two zeros to 341.

Exam Tip: Result is 34,100.

Question 17. \(120 \times 100 =\) _______________
Answer: 12000
In simple words: 120 with two more zeros is 12000.

Exam Tip: Total zeros = 1 (from 120) + 2 (from 100) = 3 zeros.

Question 18. \(42 \times 400 =\) _______________
Answer: 16800
In simple words: Multiply \(42 \times 4 = 168\) and attach two zeros.

Exam Tip: \(40 \times 400 = 16000\) and \(2 \times 400 = 800\); sum is 16800.

Question 19. ______________ \(\times\) ______________ \(= 2300\)
Answer: 23, 100 (or other valid combinations like 230, 10)
In simple words: 23 multiplied by 100 equals 2300.

Exam Tip: Any correct factor pair is acceptable.

Question 20. \(71 \times 500 =\) ______________
Answer: 35500
In simple words: Multiply \(71 \times 5 = 355\) and attach two zeros.

Question 21. ___________ \(\times\) __________ \(= 27000\)
Answer: 27, 1000 (or 270, 100, etc.)
In simple words: 27 multiplied by 1000 equals 27000.

Exam Tip: Look at the trailing zeros to determine the power of 10.

Question 22. ______________ \(\times\) __________ \(= 6300\)
Answer: 63, 100 (or 630, 10, etc.)
In simple words: 63 multiplied by 100 gives 6300.

Exam Tip: Identify the base number 63 and two zeros for 100.

Question 23. _____________ \(\times\) _______________ \(= 1200\)
Answer: 12, 100 (or 120, 10, etc.)
In simple words: 12 multiplied by 100 gives 1200.

Exam Tip: Standard factor pair is 12 and 100.

Question 24. \(65 \times 100 =\) ___________
Answer: 6500
In simple words: Attach two zeros to 65.

Exam Tip: Result is 6500.

Question 25. \(30 \times 1000 =\) __________
Answer: 30000
In simple words: 30 followed by three zeros is 30000.

Exam Tip: Total zeros = 1 + 3 = 4 zeros.

Question 26. \(123 \times\) ______________ \(= 123000\)
Answer: 1000
In simple words: 123 multiplied by 1000 gives 123000.

Exam Tip: Count the additional three zeros to find the multiplier.

Question 27. ___________ \(\times\) __________ \(= 80\)
Answer: 8, 10 (or 80, 1, etc.)
In simple words: 8 multiplied by 10 equals 80.

Exam Tip: Simple multiplication fact.

3) Multiply the following :

Question 1. Multiply \(4372 \times 2\)
Answer:
\(2 \times 2 = 4\)
\(2 \times 7 = 14\) (write 4, carry 1)
\(2 \times 3 = 6 + 1 = 7\)
\(2 \times 4 = 8\)
Product = 8744
In simple words: Multiply each digit of 4372 by 2 from right to left.

Exam Tip: Always remember to add any carried-over numbers from the previous column.

Question 2. Multiply \(8764 \times 6\)
Answer:
\(6 \times 4 = 24\) (write 4, carry 2)
\(6 \times 6 = 36 + 2 = 38\) (write 8, carry 3)
\(6 \times 7 = 42 + 3 = 45\) (write 5, carry 4)
\(6 \times 8 = 48 + 4 = 52\)
Product = 52584
In simple words: Multiply 8764 by 6 step-by-step with carrying.

Exam Tip: Double-check multiplication tables for 6.

Question 3. Multiply \(6087 \times 7\)
Answer:
\(7 \times 7 = 49\) (write 9, carry 4)
\(7 \times 8 = 56 + 4 = 60\) (write 0, carry 6)
\(7 \times 0 = 0 + 6 = 6\)
\(7 \times 6 = 42\)
Product = 42609
In simple words: Multiply 6087 by 7, taking care of zeros and carries.

Exam Tip: Multiplying zero by 7 gives 0, but you must add the carried 6.

Question 4. Multiply \(6100 \times 5\)
Answer:
\(5 \times 0 = 0\)
\(5 \times 0 = 0\)
\(5 \times 1 = 5\)
\(5 \times 6 = 30\)
Product = 30500
In simple words: Multiply non-zero leading digits and keep the zeros.

Question 5. Multiply \(7008 \times 9\)
Answer:
\(9 \times 8 = 72\) (write 2, carry 7)
\(9 \times 0 = 0 + 7 = 7\)
\(9 \times 0 = 0\)
\(9 \times 7 = 63\)
Product = 63072
In simple words: Multiply 7008 by 9 with proper carrying.

Exam Tip: Be careful with zeros in the hundreds and tens places.

Question 6. Multiply \(1986 \times 3\)
Answer:
\(3 \times 6 = 18\) (write 8, carry 1)
\(3 \times 8 = 24 + 1 = 25\) (write 5, carry 2)
\(3 \times 9 = 27 + 2 = 29\) (write 9, carry 2)
\(3 \times 1 = 3 + 2 = 5\)
Product = 5958
In simple words: Multiply 1986 by 3 with carries.

Exam Tip: Align columns properly to avoid addition errors.

Question 7. Multiply \(8402 \times 4\)
Answer:
\(4 \times 2 = 8\)
\(4 \times 0 = 0\)
\(4 \times 4 = 16\) (write 6, carry 1)
\(4 \times 8 = 32 + 1 = 33\)
Product = 33608
In simple words: Multiply 8402 by 4 digit by digit.

Exam Tip: Check each column calculation carefully.

Question 8. Multiply \(8197 \times 8\)
Answer:
\(8 \times 7 = 56\) (write 6, carry 5)
\(8 \times 9 = 72 + 5 = 77\) (write 7, carry 7)
\(8 \times 1 = 8 + 7 = 15\) (write 5, carry 1)
\(8 \times 8 = 64 + 1 = 65\)
Product = 65576
In simple words: Multiply 8197 by 8 with carries.

Exam Tip: Write carries clearly above the digits.

Question 9. Multiply \(9876 \times 9\)
Answer:
\(9 \times 6 = 54\) (write 4, carry 5)
\(9 \times 7 = 63 + 5 = 68\) (write 8, carry 6)
\(9 \times 8 = 72 + 6 = 78\) (write 8, carry 7)
\(9 \times 9 = 81 + 7 = 88\)
Product = 88884
In simple words: Multiply 9876 by 9 with proper carrying.

Exam Tip: Notice the repeating 8s in the product.

Question 10. Multiply \(76 \times 21\)
Answer:
\(76 \times 1 = 076\)
\(76 \times 20 = 1520\)
Sum = \(76 + 1520 = 1596\)
Product = 1596
In simple words: Multiply 76 by 1, then by 20, and add both results together.

Exam Tip: Remember to put a zero in the ones place when multiplying by the tens digit.

Question 11. Multiply \(53 \times 16\)
Answer:
\(53 \times 6 = 318\)
\(53 \times 10 = 530\)
Sum = \(318 + 530 = 848\)
Product = 848
In simple words: Multiply 53 by 6 and by 10, then add the partial products.

Exam Tip: Line up columns properly during addition.

Question 12. Multiply \(48 \times 78\)
Answer:
\(48 \times 8 = 384\)
\(48 \times 70 = 3360\)
Sum = \(384 + 3360 = 3744\)
Product = 3744
In simple words: Multiply 48 by 8 and by 70, then add them.

Question 13. Multiply \(24 \times 59\)
Answer:
\(24 \times 9 = 216\)
\(24 \times 50 = 1200\)
Sum = \(216 + 1200 = 1416\)
Product = 1416
In simple words: Multiply 24 by 9 and 50, then find their sum.

Exam Tip: Double-check partial products.

Question 14. Multiply \(59 \times 73\)
Answer:
\(59 \times 3 = 177\)
\(59 \times 70 = 4130\)
Sum = \(177 + 4130 = 4307\)
Product = 4307
In simple words: Multiply 59 by 3 and 70, then add them up.

Exam Tip: Ensure correct alignment of numbers in addition.

Question 15. Multiply \(64 \times 27\)
Answer:
\(64 \times 7 = 448\)
\(64 \times 20 = 1280\)
Sum = \(448 + 1280 = 1728\)
Product = 1728
In simple words: Multiply 64 by 7 and 20, then add the results.

Exam Tip: Check your addition of 448 and 1280.

Question 16. Multiply \(23 \times 46\)
Answer:
\(23 \times 6 = 138\)
\(23 \times 40 = 920\)
Sum = \(138 + 920 = 1058\)
Product = 1058
In simple words: Multiply 23 by 6 and 40, then add them.

Exam Tip: Keep your handwriting neat to avoid column confusion.

Question 17. Multiply \(94 \times 56\)
Answer:
\(94 \times 6 = 564\)
\(94 \times 50 = 4700\)
Sum = \(564 + 4700 = 5264\)
Product = 5264
In simple words: Multiply 94 by 6 and 50, then add the products.

Exam Tip: Verify carries in multiplication steps.

Question 18. Multiply \(65 \times 82\)
Answer:
\(65 \times 2 = 130\)
\(65 \times 80 = 5200\)
Sum = \(130 + 5200 = 5330\)
Product = 5330
In simple words: Multiply 65 by 2 and 80, then add them.

Exam Tip: Add 130 and 5200 carefully.

Question 19. Multiply \(214 \times 6\)
Answer:
\(6 \times 4 = 24\) (write 4, carry 2)
\(6 \times 1 = 6 + 2 = 8\)
\(6 \times 2 = 12\)
Product = 1284
In simple words: Multiply 214 by 6 digit by digit.

Exam Tip: Standard 3-digit by 1-digit multiplication.

Question 20. Multiply \(378 \times 9\)
Answer:
\(9 \times 8 = 72\) (write 2, carry 7)
\(9 \times 7 = 63 + 7 = 70\) (write 0, carry 7)
\(9 \times 3 = 27 + 7 = 34\)
Product = 3402
In simple words: Multiply 378 by 9 with proper carrying.

Exam Tip: Double check the addition of carries.

Question 21. Multiply \(965 \times 8\)
Answer:
\(8 \times 5 = 40\) (write 0, carry 4)
\(8 \times 6 = 48 + 4 = 52\) (write 2, carry 5)
\(8 \times 9 = 72 + 5 = 77\)
Product = 7720
In simple words: Multiply 965 by 8 step-by-step.

Exam Tip: Always add carries immediately after multiplying.

4) Word Problems based :

Question 1. There are 68 students in a school. How many students are there in 14 such schools?
Answer:
Number of students in 1 school = 68
Number of schools = 14
Total students = \(68 \times 14\)
\(68 \times 4 = 272\)
\(68 \times 10 = 680\)
\(272 + 680 = 952\)
Total students = 952
In simple words: Multiply the number of students in one school by the total number of schools.

Exam Tip: State each logical step clearly with proper units in word problems.

Question 2. The cost of one book is Rs 87. Find the cost of 23 such books?
Answer:
Cost of 1 book = Rs 87
Number of books = 23
Total cost = \(87 \times 23\)
\(87 \times 3 = 261\)
\(87 \times 20 = 1740\)
\(261 + 1740 = 2001\)
Total cost = Rs 2001
In simple words: Multiply the cost of one book by 23.

Exam Tip: Include the currency unit (Rs) in your final answer statement.

Question 3. A car travels 75km in one hour. How far will it travel in 52 hours.
Answer:
Distance traveled in 1 hour = 75 km
Total time = 52 hours
Total distance = \(75 \times 52\)
\(75 \times 2 = 150\)
\(75 \times 50 = 3750\)
\(150 + 3750 = 3900\)
Total distance = 3900 km
In simple words: Multiply speed (distance per hour) by total hours.

Question 4. There are 174 racks in a library. Each rack contains 9 books. How many books are there in the library?
Answer:
Number of racks = 174
Books in each rack = 9
Total books = \(174 \times 9\)
\(9 \times 4 = 36\) (write 6, carry 3)
\(9 \times 7 = 63 + 3 = 66\) (write 6, carry 6)
\(9 \times 1 = 9 + 6 = 15\)
Total books = 1566
In simple words: Multiply the number of racks by books per rack.

Exam Tip: Check multiplication calculations carefully.

Question 5. A book contains 206 pages. How many pages are there in 8 such books.
Answer:
Pages in 1 book = 206
Number of books = 8
Total pages = \(206 \times 8\)
\(8 \times 6 = 48\) (write 8, carry 4)
\(8 \times 0 = 0 + 4 = 4\)
\(8 \times 2 = 16\)
Total pages = 1648
In simple words: Multiply pages per book by 8.

Exam Tip: Write the final sentence clearly specifying total pages.

Question 6. One box has 54 blocks. How many blocks are there in 31 boxes?
Answer:
Blocks in 1 box = 54
Number of boxes = 31
Total blocks = \(54 \times 31\)
\(54 \times 1 = 54\)
\(54 \times 30 = 1620\)
\(54 + 1620 = 1674\)
Total blocks = 1674
In simple words: Multiply blocks per box by 31 boxes.

Exam Tip: Double check your addition of partial products.