21.4% is the change from 701 to 851
Calculation steps:
[( 851 - 701 ) ÷ 701] x 100 = 21.4%
Formula
Percentage change = [(851 - 701) / 701] x 100
Subtract the new number by the original number
851 - 701 = 150
150 ÷ 701 = 0.21398002853067047
0.21398002853067047 x 100 = 21.4%