-52.7% is the change from 148 to 70
Calculation steps:
[( 70 - 148 ) ÷ 148] x 100 = -52.7%
Formula
Percentage change = [(70 - 148) / 148] x 100
Subtract the new number by the original number
70 - 148 = -78
-78 ÷ 148 = -0.527027027027027
-0.527027027027027 x 100 = -52.7%