Fun with Numbers (Numbers 21 to 99) — Important Questions
CBSE · Class 1 · Mathematics
45 important questions from Fun with Numbers (Numbers 21 to 99) for CBSE Class 1 Mathematics, with answers. Part of the CBSE Class 1 Mathematics syllabus.
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Important Questions from Fun with Numbers (Numbers 21 to 99)
Which numbers have 4 in the ones place?
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24, 44, 74, 84
Numbers with 4 in the ones place end with 4. These are: 24, 44, 74, and 84. The number 47 has 4 in the tens place, not ones place.
How many ones are in the number 89?
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9
In the number 89, the digit 9 is in the ones place. This means there are 9 ones. The digit 8 is in the tens place.
Which numbers are between 70 and 80?
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75, 78, 72
Numbers between 70 and 80 are: 71, 72, 73, 74, 75, 76, 77, 78, 79. From the options, 75, 78, and 72 fall in this range. 69 is less than 70 and 81 is greater than 80.
What number comes before 50?
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49
When counting backward, we subtract 1 from the number. 50 - 1 = 49. So 49 comes before 50.
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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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