To find the percent of a number, just convert the percent to a decimal and multiply the decimal by the number.
10.
6% = 0.06
0.06 • 90 = 5.4
11.
20% = 0.2
0.2 • 80 = 16
12.
27% = 0.27
0.27 • 120 = 32.4
13.
12% = 0.12
0.12 • 230 = 27.6
14.
75% = 0.75
0.75 • 240 = 180
15.
15% = 0.15
0.15 • 45 = 6.75
16.
3% = 0.03
0.03 • 12 = 0.36
17.
150% = 1.5
1.5 • 17 = 25.5
18.
7% = 0.07
0.07 • 300 = 21