Question

divide the sum of -2/7 and 5/21 by their difference
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Answer 1

Answer:

1/11

Step-by-step explanation:

-2/7 + 5/21

-2×3/7×3 + 5/21

-6/21 + 5/21

-6+5/21

-1/21 ...... sum of the given fractions...eqn(1)

-2/7 - 5/21

-2×3/7×3 - 5/21

-6/21 - 5/21

-6-5/21

-11/21......difference of two fractions eqn(2)

dividing eqn (1) by eqn(2)

-1/21/-11/21

-1/21 × 21/-11

-1/-11

1/11