Question

percent of change
w to 7/10 w

Answer 1

30

Answer 2

First divide 7/10 then multiply by 100.

7/10 = .7(x 100%) = 70%

Answer 3

\[\frac{\frac{7}{10}w-w}{w}=\frac{\frac{-3}{10}w}{w}=\frac{-3}{10}=-30percent\]

Answer 4

change is positive

Answer 5

how so? going from a larger number to a smaller number?