CBSE Class 3 Mathematics Revision Worksheet Set 06

1. Multiply the following:

Question 1(1). 10 \times 6 = ____
Answer: \(10 \times 6 = 60\)
In simple words: Multiply 10 by 6 to get 60.

Exam Tip: When multiplying by 10, simply attach a zero to the other number.

Question 1(2). 9 \times 30 = ____
Answer: \(9 \times 30 = 270\)
In simple words: Multiply 9 by 3 and put a zero at the end.

Exam Tip: Multiply the non-zero digits first, then append the total number of zeros.

Question 1(3). 8 \times 60 = ____
Answer: \(8 \times 60 = 480\)
In simple words: 8 times 6 is 48, so 8 times 60 is 480.

Exam Tip: Know your multiplication tables thoroughly for quick calculations.

Question 1(4). 6 \times 50 = ____
Answer: \(6 \times 50 = 300\)
In simple words: 6 times 5 is 30, with one zero added makes 300.

Exam Tip: Double-check place values when multiplying by multiples of 10.

Question 1(5). 8 \times 20 = ____
Answer: \(8 \times 20 = 160\)
In simple words: 8 times 2 equals 16, followed by a zero.

Question 1(6). 3 \times 20 = ____
Answer: \(3 \times 20 = 60\)
In simple words: 3 times 2 is 6, plus one zero is 60.

Exam Tip: Basic multiplication facts save time in exams.

Question 1(7). 70 \times 3 = ____
Answer: \(70 \times 3 = 210\)
In simple words: 7 times 3 is 21, with a zero gives 210.

Exam Tip: Order does not change the product (commutative property).

Question 1(8). 2 \times 30 = ____
Answer: \(2 \times 30 = 60\)
In simple words: 2 times 3 equals 6, attach zero to get 60.

Exam Tip: Verify your calculations by reversing the factors.

Question 1(9). 8 \times 40 = ____
Answer: \(8 \times 40 = 320\)
In simple words: 8 times 4 is 32, add a zero to get 320.

Exam Tip: Ensure zeros are not missed in the final answer.

Question 1(10). 7 \times 40 = ____
Answer: \(7 \times 40 = 280\)
In simple words: 7 times 4 is 28, attach a zero for 280.

Exam Tip: Memorize squares and common products for speed.

Question 1(11). 50 \times 6 = ____
Answer: \(50 \times 6 = 300\)
In simple words: 5 times 6 is 30, add one zero to make 300.

Exam Tip: Pay attention to trailing zeros.

Question 1(12). 60 \times 4 = ____
Answer: \(60 \times 4 = 240\)
In simple words: 6 times 4 is 24, with a zero is 240.

Exam Tip: Check your multiplication table of 6 or 4.

Question 1(13). 10 \times 5 = ____
Answer: \(10 \times 5 = 50\)
In simple words: 10 groups of 5 make 50.

Exam Tip: Multiplying by 10 is shifting digits to the left.

Question 1(14). 50 \times 8 = ____
Answer: \(50 \times 8 = 400\)
In simple words: 5 times 8 is 40, plus one zero gives 400.

Exam Tip: Count total zeros carefully.

Question 1(15). 90 \times 5 = ____
Answer: \(90 \times 5 = 450\)
In simple words: 9 times 5 is 45, add a zero to get 450.

Exam Tip: Double-check table of 9.

Question 1(16). 9 \times 10 = ____
Answer: \(9 \times 10 = 90\)
In simple words: 9 times 10 is 90.

Exam Tip: Any number multiplied by 10 ends in zero.

Question 1(17). 30 \times 4 = ____
Answer: \(30 \times 4 = 120\)
In simple words: 3 times 4 is 12, attach a zero for 120.

Exam Tip: Write clearly to avoid misreading digits.

Question 1(18). 30 \times 3 = ____
Answer: \(30 \times 3 = 90\)
In simple words: 3 times 3 is 9, with a zero is 90.

Exam Tip: Verify units place.

2. Find the product:

Question 2(a). 103 \times 5
Answer:
Multiply 5 by each digit of 103 from right to left:
\(5 \times 3 = 15\) (write 5, carry over 1)
\(5 \times 0 = 0\), plus carry 1 is 1
\(5 \times 1 = 5\)
Product = 515
In simple words: Multiply 103 by 5 column by column to get 515.

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

Question 2(b). 884 \times 3
Answer:
Multiply 3 by each digit of 884 from right to left:
\(3 \times 4 = 12\) (write 2, carry over 1)
\(3 \times 8 = 24\), plus carry 1 = 25 (write 5, carry over 2)
\(3 \times 8 = 24\), plus carry 2 = 26
Product = 2652
In simple words: Multiply 884 by 3 step-by-step to get 2652.

Exam Tip: Align columns properly to prevent calculation errors.

3. Multiplication in 100s :

Question 3(a). 2 \times 100 = _________
Answer: \(2 \times 100 = 200\)
In simple words: 2 times 100 is 200.

Exam Tip: Multiplying a single-digit number by 100 simply places the digit in the hundreds place.

Question 3(b). 7 \times 500 = _________
Answer: \(7 \times 500 = 3500\)
In simple words: 7 times 5 is 35, followed by two zeros is 3500.

Exam Tip: Multiply the base digits first (7 \times 5 = 35) and append both zeros.

Question 3(c). 4 \times 300 = _________
Answer: \(4 \times 300 = 1200\)
In simple words: 4 times 3 is 12, add two zeros to get 1200.

Exam Tip: Check that your result has the correct number of zeros.

Question 3(d). 6 \times 700 = _________
Answer: \(6 \times 700 = 4200\)
In simple words: 6 times 7 is 42, attach two zeros for 4200.

Exam Tip: Recite your multiplication tables to ensure accuracy.

MATH Crossword

Across

Question Across 1. Patricia was washing dishes every night for a week. She washed 32 dishes each night. How many dishes did she wash?
Answer:
Number of days in a week = 7
Dishes washed per night = 32
Total dishes = \(32 \times 7 = 224\)
In simple words: Multiply 32 dishes by 7 nights to get 224 total dishes.

Exam Tip: Remember that a week has 7 days.

Question Across 3. Samuel had 5 pet bunnies. Each bunny had 23 toys. How many toys did all the bunnies have together?
Answer:
Number of bunnies = 5
Toys per bunny = 23
Total toys = \(23 \times 5 = 115\)
In simple words: Multiply 23 toys by 5 bunnies to get 115 toys in total.

Exam Tip: Set up multiplication clearly when solving word problems.

Question Across 5. Benny bunny had a lot of children. He put 4 children in each bedroom and filled up 93 bedrooms. How many kids did Benny bunny have?
Answer:
Number of bedrooms = 93
Children per bedroom = 4
Total children = \(93 \times 4 = 372\)
In simple words: Multiply 93 bedrooms by 4 children per room to get 372 kids.

Exam Tip: Multiply units first, then tens with regrouping.

Question Across 6. Alfred the Leprechaun wanted to give 8 pots of gold to each of his friends. Alfred had 21 friends. How many pots of gold does Alfred need?
Answer:
Number of friends = 21
Pots of gold per friend = 8
Total pots of gold = \(21 \times 8 = 168\)
In simple words: Multiply 21 friends by 8 pots each to find he needs 168 pots of gold.

Exam Tip: Read word problems carefully to identify the operation needed (multiplication).

Question Across 7. Write these numbers in order from smallest to biggest: 552, 65, 91, 866
Answer:
Comparing the numbers: 65, 91, 552, 866
In simple words: Arrange the given numbers starting from the smallest value to the largest value.

Exam Tip: Count the digits first; numbers with fewer digits are smaller.

Down

Question Down 2. Write these numbers in order from biggest to smallest: 30, 265, 19, 28
Answer:
Comparing the numbers: 265, 30, 28, 19
In simple words: Arrange the numbers from the largest value down to the smallest value.

Question Down 3. Sal was going to buy 6 chocolate bars. Each chocolate bar cost 17 cents. How much money does Sal need?
Answer:
Number of chocolate bars = 6
Cost per bar = 17 cents
Total cost = \(17 \times 6 = 102\) cents
In simple words: Multiply 17 cents by 6 bars to get 102 cents.

Exam Tip: Include units (cents) in your final answer.

Question Down 4. Solve this problem: 65 \times 9 = _________
Answer:
\(65 \times 9 = 585\)
Calculation: \(9 \times 5 = 45\) (write 5, carry 4); \(9 \times 6 = 54\), plus 4 = 58.
In simple words: Multiply 65 by 9 to get 585.

Exam Tip: Double-check your carry-over addition.

Question Down 7. Quick, quick! What is 8 \times 8?
Answer:
\(8 \times 8 = 64\)
In simple words: 8 times 8 is 64.

Exam Tip: Memorize standard multiplication squares for quick recall.

Question Down 8. Paul wanted to plant some tomatoes. He had 25 rows to plant and he could fit 8 plants in each row. How many tomatoes could Paul plant?
Answer:
Number of rows = 25
Plants per row = 8
Total tomato plants = \(25 \times 8 = 200\)
In simple words: Multiply 25 rows by 8 plants per row to get 200 total tomato plants.

Exam Tip: 25 times 4 is 100, so 25 times 8 is double, which is 200.