1.

Multiply -90/11 by -55/72 ​

Answer»

Answer:

25/4

Step-by-step EXPLANATION:

-55/72×(-90/11)

CROSS MULTIPLICATION

-55÷11 and -90÷24

Then -55÷11=-5

And -90÷24=-5/4

-5/1×(-5/4)=25/4



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