10 percent of 428 can be written as 20 percent * 428 =
Use the percentage formulae (P% × Y = X) to find out 10% of 428
P is 10, Y is 428, so the equation will be 10% × 428 = X
Percentage calculation with steps:
X = ( 10 * 428 ) / 100
X = 4280 / 100
X = 42.8