A Day at the Beach (Counting in Groups)
CBSE · Class 2 · Mathematics
Flashcards for A Day at the Beach (Counting in Groups) — CBSE Class 2 Mathematics. Quick Q&A cards covering key concepts, definitions, and formulas.
What is the easiest way to count many objects quickly?
Answer
Count in groups or bunches instead of counting one by one. For example, if you have 25 shells, count them in groups of 10: 10, 20, and then add 5 more.
How many ones make one ten?
Answer
10 ones make 1 ten. For example, 10 shells make 1 group of ten shells.
If you have 3 groups of 10 chikoos each and 4 loose chikoos, how many chikoos do you have in total?
Answer
34 chikoos. 3 groups of 10 = 30, plus 4 loose chikoos = 30 + 4 = 34.
What does the number 47 mean in tens and ones?
Answer
47 means 4 tens and 7 ones. This is the same as 40 + 7 = 47.
How would you arrange 35 chikoos in trays if each tray holds 10 chikoos?
Answer
3 trays of 10 chikoos each and 5 loose chikoos. 3 × 10 + 5 = 30 + 5 = 35.
What is a ten strip and how many units does it have?
Answer
A ten strip is a group of 10 units put together. 1 ten strip = 10 units.
How many ten strips do you need to make 100?
Answer
You need 10 ten strips to make 100. 10 × 10 = 100.
If you have 6 tens and 8 ones, what number do you have?
Answer
68. 6 tens = 60, and 60 + 8 ones = 68.
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Sources & Official References
- NCERT Official — ncert.nic.in
- CBSE Academic — cbseacademic.nic.in
- CBSE Official — cbse.gov.in
- National Education Policy 2020 — education.gov.in
Content is aligned to the official syllabus. Refer to the board website for the latest curriculum.
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