Give the additive inverse of the reciprocal of- -2 MARKS-i -2-5ii -17-16

Each part: 1 Mark (i) Reciprocal of 2/5 = 5/2 Additive Inverse of 5/2 = 5/2 (ii) Reciprocal of 17/16 = 16/17 Additive Inverse of 16/17 = 16/17 ...

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Standard VII

Mathematics

Types of Fractions

Give the addi...

Question

Give the additive inverse of the reciprocal of: [2 MARKS]

(i) $- \frac{2}{5}$

(ii) $- \frac{17}{16}$

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Solution

Each part: 1 Mark

(i) Reciprocal of $- \frac{2}{5} = - \frac{5}{2}$

Additive Inverse of $- \frac{5}{2} = \frac{5}{2}$

(ii) Reciprocal of $- \frac{17}{16} = - \frac{16}{17}$

Additive Inverse of $- \frac{16}{17} = \frac{16}{17}$

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Give the additive inverse of the reciprocal of: [2 MARKS] (i) −25 (ii) −1716

Each part: 1 Mark (i) Reciprocal of −25=−52 Additive Inverse of −52=52 (ii) Reciprocal of −1716=−1617 Additive Inverse of −1617=1617

Give the additive inverse of the reciprocal of: [2 MARKS]

(i) $- \frac{2}{5}$

(ii) $- \frac{17}{16}$

Each part: 1 Mark

(i) Reciprocal of $- \frac{2}{5} = - \frac{5}{2}$

Additive Inverse of $- \frac{5}{2} = \frac{5}{2}$

(ii) Reciprocal of $- \frac{17}{16} = - \frac{16}{17}$

Additive Inverse of $- \frac{16}{17} = \frac{16}{17}$