-29.43% is the change from 914 to 645
Calculation steps:
[( 645 - 914 ) ÷ 914] x 100 = -29.43%
Formula
Percentage change = [(645 - 914) / 914] x 100
Subtract the new number by the original number
645 - 914 = -269
-269 ÷ 914 = -0.29431072210065645
-0.29431072210065645 x 100 = -29.43%