Question

-3/2 multiplied by -5 1/4 (reasonable estimate)

Answer 1

7.875

-3/2 = -1.5
-5 1/4 = -5.25

-1.5 • -5.25 = 7.875

Answer 2

-3/2 = -1 1/2 or - 1.5
-5 1/4 = -5/4 = -1 1/4 or -1.25
-1.5 × -1.25 = 1.875