34.08% is the change from 669 to 897
Calculation steps:
[( 897 - 669 ) ÷ 669] x 100 = 34.08%
Formula
Percentage change = [(897 - 669) / 669] x 100
Subtract the new number by the original number
897 - 669 = 228
228 ÷ 669 = 0.34080717488789236
0.34080717488789236 x 100 = 34.08%