SIMPLIFY
RATIONAL NUMBERS
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7/9+(-4)/5+5/7
LCM of denominator 9,5 and 7 is 315
a/q
7/9+(-4)/5+5/7
(245-252+225)/315
218/315
hence 218/315 is the answer
Answered by
2
Answer:
218/315
Step-by-step explanation:
7/9 + (-4)/5 + 5/7
(245-252+225)/315 [L.c.m of 9,5,7 = 315]
(470-252)/315
218/315 (already in the simplest form)
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