Integers — Formula Sheet
Gujarat Board · Class 7 · Mathematics
7 formulas from Integers (Gujarat Board Class 7 Mathematics) on one page, grouped by topic. Part of the Gujarat Board Class 7 Mathematics syllabus.
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Formulas and Key Relations
Multiplication of Integers
Positive × Positive = Positive. Example: 4 × 5 = 20.
Positive × Negative = Negative. Example: 3 × (–5) = –15.
Negative × Positive = Negative. Example: (–4) × 7 = –28.
Properties of Multiplication of Integers
Multiplication is commutative for integers
a × b = b × a.
Multiplication is associative for integers
(a × b) × c = a × (b × c).
Division of Integers
Positive ÷ Negative = Negative. Example: 72 ÷ (–8) = –9.
Negative ÷ Positive = Negative. Example: (–20) ÷ 5 = –4.
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Sources & Official References
Content is aligned to the official syllabus. Refer to the board website for the latest curriculum.
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