Respuesta :

Get the denominator down to a one

15 ÷ 10
__

10 ÷ 10.

the unit rate is 1.5 / 1

the multipy to get the right denominator.

1.5 × 120 = 180
_________ ____
1 × 120 = 120


1.5. 15. 180. 135. 45
___ ____ ___ ____ ____
1. 10. 120. 90. 30