CBSE Class 2 Maths Practice Worksheet Set 11

CHAPTER 2

COUNTING IN GROUP

Ques.1 Count the leaves of given plant.
दिए गए पौधे की पत्तियों को गिनो।
Answer: 14
In simple words: Count all the individual green leaves shown on the plant in the pot to get 14.

Exam Tip: Point to each leaf carefully one by one while counting to avoid missing any.

Ques.2 Arrange the following number in ascending order.
नीचे दिए गई संख्याओं को बढ़ते हुए क्रम मे लिखो।
87, 42, 33, 78
Answer: 33, 42, 78, 87
In simple words: Arrange the numbers from smallest to largest.

Exam Tip: Look at the tens digit first to easily compare two-digit numbers.

Ques.3 Complete the series
दिए गए क्रम को पूरा करो।
101, 105, 110, 115, _____, _____
Answer: 120, 125
In simple words: The numbers increase by adding 5 each time after 105.

Exam Tip: Identify the difference between the second and third numbers to find the counting rule.

Ques.4 Count by 3's and complete the pattern.
3 से गिनते हुए, नीचे दिए क्रम को पूरा करो।
3, 6, ____, ____, 15, ____, 21, ____, 27, ____
Answer: 9, 12, 18, 24, 30
In simple words: Keep adding 3 to the previous number: 6 + 3 = 9, 9 + 3 = 12, and so on.

Exam Tip: Skip counting by 3 is the same as writing the multiplication table of 3.

Ques.5 Double of 6 is.
6 का दुगुना है।
i) 14
ii) 13
iii) 12
Answer: (iii) 12
Doubling a number means adding the number to itself: \(6 + 6 = 12\).
In simple words: Double means multiplying by 2 or adding the number twice.

Exam Tip: Memorize basic doubles like 5 + 5 = 10 and 6 + 6 = 12 for quick calculation.

Ques.6 Write expanded form of
प्र ० विस्तारित रूप में लिखो।
5065 = _____ + _____ + _____
Answer: 5000 + 60 + 5
In simple words: Break the number down by the value of each digit based on its place.

Exam Tip: Zeros in place values (like the hundreds place here) do not need to be written in the expanded addition.

Ques.7 20 flowers are required to make a garland. How many flowers are required for making 10 garlands?
एक माला को बनाने के लिए २० फूलो की आवश्यकता होती है। १० माला बनाने के लिए कितने फूलो की आवश्यकता होगी?
Answer: 200 flowers
Number of flowers for 1 garland = 20
Number of flowers for 10 garlands = \(20 \times 10 = 200\)
In simple words: Multiply the flowers in one garland by the total number of garlands.

Exam Tip: When multiplying by multiples of 10, simply multiply the non-zero digits and attach the zeros at the end.

Ques.8 The numeral for two thousand three is
दो हजार तीन की अंक संख्या है।
1) 2030
2) 2003
3) 2013
Answer: (2) 2003
Two thousand three is written as 2 in the thousands place, 0 in hundreds, 0 in tens, and 3 in units: 2003.
In simple words: Pay close attention to place value placeholders like tens and hundreds when writing numbers from words.

Ques.9 How many legs are there in 2 cows?
२ गायों के पेरो की संख्या कितनी होगी?
Answer: 8 legs
One cow has 4 legs.
Two cows have \(4 \times 2 = 8\) legs.
In simple words: Multiply the number of cows by 4 legs per cow.

Exam Tip: Real-world counting problems often rely on knowing basic facts like animal limbs.

Ques.10 Group the numbers correctly
दी गई संख्याओ को सही समूह मे लिखो।
18, 15, 77, 21, 19, 25, 22, 78, 15, 11, 80, 82, 68
Answer:
Even (सम): 18, 22, 78, 80, 82, 68
Odd (विषम): 15, 77, 19, 25, 15, 11
In simple words: Even numbers end in 0, 2, 4, 6, 8. Odd numbers end in 1, 3, 5, 7, 9.

Exam Tip: Always look at the last digit (ones place) to determine if a number is even or odd.

Ques.11 Meena has 32 books and 44 colours. How many things does she have in all?
प्र ० मीना के पास ३२ पुस्तकें और ४४ रंग है बताओ, मीना के पास कुल कितनी चीजें है।
Answer: 76
Number of books = 32
Number of colours = 44
Total things = \(32 + 44 = 76\)
In simple words: Add the number of books and colors together to find the total.

Exam Trigger: Words like "in all" or "total" indicate that you need to perform addition.

Ques.12 What comes between
बीच मे क्या आएगा।
18 _____ 20
Answer: 19
In simple words: The counting number that comes right after 18 and before 20 is 19.

Exam Tip: Use standard forward counting sequence to fill missing middle numbers.

Ques.13 100 - 80 = _____
१०० - ८० = _____
Answer: 20
\(100 - 80 = 20\)
In simple words: Subtract 80 from 100 to get 20.

Exam Tip: You can count up from 80 by tens (90, 100) to find the difference of 20 easily.

Ques.14 Draw lines to match the correct group.
प्र ० सही समूहों को लाइने खींचते हुए मिलान कीजिए।
Answer:
Group A matches with Group C
Group B matches with Group A
Group C matches with Group B
In simple words: Match each collection in the left column with its corresponding equal group in the right column.

Exam Tip: Count the items in each set carefully before matching.

Ques.15 Answer the following.
निम्न के उत्तर दीजिए।
1) 9 + 9 + 9 + 9 =
९ + ९ + ९ + ९ =
2) 6 + 6 + 6 =
६ + ६ + ६ =
3) 7 + 7 =
७ + ७ =
Answer:
1) \(9 + 9 + 9 + 9 = 36\)
2) \(6 + 6 + 6 = 18\)
3) \(7 + 7 = 14\)
In simple words: Repeated addition is the same as multiplication (e.g., \(9 \times 4 = 36\)).

Exam Tip: Convert repeated addition sentences into multiplication facts for faster and accurate results.

Q.1 Write the number names for the following numbers:
i) 239 – Two hundred thirty nine
ii) 650 –
iii) 408 –
iv) 746 –

Q.2 Write the Numerals for the following number names:
i) One hundred ninety - 190
ii) Five hundred forty one –
iii) Eight hundred sixty two –
iv) Nine hundred ninety-

Q.3 Fill in the blanks from > , = or < :-
i) 324 > 135 ii) 240 ___ 495
iii) 167 __ 710 iv) 460 ___ 460
v) 655 __ 655 vi) 867 __ 690

Q.4 Mental Maths:-
i) 50 + 50 = 100 ii) 20 – 20 = 00
iii) 80 + 20 = __ iv) 100 – 70 = __
v) 15 + 5 = __ vi) 50 – 40 =

Q.5 What comes before/ after / between:-
i) 339 340 ii) 699 700
iii) ___ 254 iv) 169 __
v) 140 ___ 142 vi) 300 ___ 302

Q.6 Arrange the numbers in Ascending order :
i) 34 , 95 , 60 , 75 , 15
15 < 34< 60 < 75 < 95
ii) 54 , 120 , 100 , 77 , 62
__ , __ , __ , __ , __

Q.7 Arrange the numbers in Descending order:
i) 199 , 170 , 210 , 185 , 110
210 > 199 > 185 > 170 > 110
ii) 75 , 115 , 105 , 90 , 175
___ , ___ , ___ , ___ , ___

Q.8 learn the tables from 2 to 12