10% + 10% = 20%
Wiki User
∙ 2010-07-13 11:19:36Two factors of 110, 11 and 10, equal 21 if you add them.
The numbers are: 21 and -10
21*.1=2.1
-1
3/10 is 30% 21% is 21% 0.34 is 34%
8.4
To find 75 percent of a number, multiply the number by 0.75. In this instance, 0.75 x 21 = 15.75. Therefore, 75 percent of 21 is equal to 15.75.
In math, you can convert the decimal INTO a percent, and vice-versa.
To find 80 percent of a number, multiply by 0.8. In this instance, 0.8 x 21 = 16.8. Therefore, 80 percent of 21 is equal to 16.8.
20 + 1
0.21
13/21 is roughly equal to .619, or 61.9%