10 percent of 521 can be written as 20 percent * 521 =
Use the percentage formulae (P% × Y = X) to find out 10% of 521
P is 10, Y is 521, so the equation will be 10% × 521 = X
Percentage calculation with steps:
X = ( 10 * 521 ) / 100
X = 5210 / 100
X = 52.1