1.

Answer the question in side of blue box.

Answer»

Firstly add -13/5 and 12/7
So by ADDING -13/5 and 12/7
=-13/5+12/7
=-31/35
now multiply -13/7 and -1/2
=-13/7×-1/2
=13/14
now DIVIDE -31/35 and 13/14
=-31/35÷13/14
=-31/35×14/13
=-434/455
=-0.953846154 (ANSWER)


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