1989ashleygarcia 1989ashleygarcia

01-12-2020
Mathematics

contestada

-1/7÷-5/9

7/8÷8/9

Show the steps please

Respuesta :

hmmmokay hmmmokay

01-12-2020

so here, the rule "keep,change,switch" works great. so you keep the first fraction the same, switch the division to multiplication and then turn the second fraction upside down
so it looks like this:

-1 * -9= 9
7* 5= 35 = (9/35)

then

7* 9= 63 = (63/64)
8* 8= 64

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