Working with Fractions — Important Questions
CBSE · Class 7 · Mathematics
43 important questions from Working with Fractions for CBSE Class 7 Mathematics, with answers. Part of the CBSE Class 7 Mathematics syllabus.
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Important Questions from Working with Fractions
Which of the following are equivalent to 3/4 × 2/3?
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6/12, 1/2
3/4 × 2/3 = (3×2)/(4×3) = 6/12. Simplifying 6/12 by dividing both by 6 gives 1/2. So both 6/12 and 1/2 are correct.
Which operations give a result greater than 1?
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3/4 ÷ 1/2, 5/6 × 4/3
3/4 ÷ 1/2 = 3/4 × 2/1 = 6/4 = 3/2 > 1. 5/6 × 4/3 = 20/18 = 10/9 > 1. The other two give results less than 1.
What is the reciprocal of 7/4?
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4/7
The reciprocal of a fraction a/b is b/a. So the reciprocal of 7/4 is 4/7. When multiplied: 7/4 × 4/7 = 1.
Solve: 2/5 ÷ 3/10
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4/3
2/5 ÷ 3/10 = 2/5 × 10/3 = (2×10)/(5×3) = 20/15 = 4/3 after simplifying by dividing by 5.
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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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