Working with Fractions — Formula Sheet
CBSE · Class 7 · Mathematics
6 formulas from Working with Fractions (CBSE Class 7 Mathematics) on one page, grouped by topic. Part of the CBSE Class 7 Mathematics syllabus.
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Formulas and Key Relations
2. Multiplication of Fractions
a/b × c/d = (a × c)/(b × d)
Area = length × breadth
3. Multiplying a Fraction and a Whole Number
n × (a/b) = (n × a)/b
4. Division of Fractions
Division of fractions is performed by interchanging numerator and denominator of the divisor, then multiplying numerator of dividend by new numerator,
Reciprocal = denominator/numerator
Key relations
Brahmagupta stated the general formula as a/b × c/d = (a×c)/(b×d).
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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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