-47.43% is the change from 837 to 440
Calculation steps:
[( 440 - 837 ) ÷ 837] x 100 = -47.43%
Formula
Percentage change = [(440 - 837) / 837] x 100
Subtract the new number by the original number
440 - 837 = -397
-397 ÷ 837 = -0.4743130227001195
-0.4743130227001195 x 100 = -47.43%