42 percent of 840 can be written as 20 percent * 840 =
Use the percentage formulae (P% × Y = X) to find out 42% of 840
P is 42, Y is 840, so the equation will be 42% × 840 = X
Percentage calculation with steps:
X = ( 42 * 840 ) / 100
X = 35280 / 100
X = 352.8