Double Century — Important Questions
CBSE · Class 3 · Mathematics
44 important questions from Double Century for CBSE Class 3 Mathematics, with answers. Includes multiple choice and multiple correct questions.
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Important Questions from Double Century
Which of these numbers are between 110 and 120?
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115, 118, 112
Numbers between 110 and 120 are: 111, 112, 113, 114, 115, 116, 117, 118, 119. From the options: 115 ✓, 118 ✓, 112 ✓. 109 is less than 110, and 121 is greater than 120.
Which pairs of numbers add up to 100?
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60 + 40, 75 + 25, 30 + 70, 85 + 15
Let's check each pair: 60 + 40 = 100 ✓, 75 + 25 = 100 ✓, 45 + 50 = 95 ✗, 30 + 70 = 100 ✓, 85 + 15 = 100 ✓
Count by 10s: 120, 130, __, 150, __
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140, 160
When counting by 10s, we add 10 each time: 120 → 130 (add 10) → 140 (add 10) → 150 → 160 (add 10). The missing numbers are 140 and 160.
What is 5 less than 132?
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127
To find 5 less than 132, we subtract: 132 - 5 = 127. We can count backwards: 132, 131, 130, 129, 128, 127.
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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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