21 is 40% of 52.5
Calculation steps:
21 ÷ ( 40 ÷ 100 ) = 52.5
Formula
21 ÷ ( 40 ÷ 100 )
Percent to decimal
40 ÷ 100 = 0.4
21 ÷ 0.4 = 52.5 So 21 is 40% of 52.5
Example