-17.82% is the change from 937 to 770
Calculation steps:
[( 770 - 937 ) ÷ 937] x 100 = -17.82%
Formula
Percentage change = [(770 - 937) / 937] x 100
Subtract the new number by the original number
770 - 937 = -167
-167 ÷ 937 = -0.17822838847385272
-0.17822838847385272 x 100 = -17.82%