89.94% is the change from 348 to 661
Calculation steps:
[( 661 - 348 ) ÷ 348] x 100 = 89.94%
Formula
Percentage change = [(661 - 348) / 348] x 100
Subtract the new number by the original number
661 - 348 = 313
313 ÷ 348 = 0.8994252873563219
0.8994252873563219 x 100 = 89.94%