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