4 percent of 42 can be written as 20 percent * 42 =
Use the percentage formulae (P% × Y = X) to find out 4% of 42
P is 4, Y is 42, so the equation will be 4% × 42 = X
Percentage calculation with steps:
X = ( 4 * 42 ) / 100
X = 168 / 100
X = 1.68