1.

(1/4×-8/7)-(3/7÷21/49)​

Answer»

ANSWER:

-9/7

Step-by-step EXPLANATION:

(1/4×-8/7)-(3/7÷21/49)

(-8/28)-(3/7×49/21)

(-2/7)-(147/147)

-2/7-1

-2-7/7

-9/7



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