10 percent of 1389 can be written as 20 percent * 1389 =
Use the percentage formulae (P% × Y = X) to find out 10% of 1389
P is 10, Y is 1389, so the equation will be 10% × 1389 = X
Percentage calculation with steps:
X = ( 10 * 1389 ) / 100
X = 13890 / 100
X = 138.9