−13 /20 + 11/ 14 + −5/ 7 + 7/ 10
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Answer:
Step-by-step explanation:
Rearrange the numbers( to check if question can be simplified more)
=> (-13/20 + 7/10 ) + ( 11/14 - 5/7 )
Take L.C.M.
=> (1/20) + (1/14) , again take LCM
=> ( 7+10 )/140
17
= ——
140
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