145.9% is the change from 61 to 150
Calculation steps:
[( 150 - 61 ) ÷ 61] x 100 = 145.9%
Formula
Percentage change = [(150 - 61) / 61] x 100
Subtract the new number by the original number
150 - 61 = 89
89 ÷ 61 = 1.459016393442623
1.459016393442623 x 100 = 145.9%