-45.04% is the change from 977 to 537
Calculation steps:
[( 537 - 977 ) ÷ 977] x 100 = -45.04%
Formula
Percentage change = [(537 - 977) / 977] x 100
Subtract the new number by the original number
537 - 977 = -440
-440 ÷ 977 = -0.4503582395087001
-0.4503582395087001 x 100 = -45.04%