20 + 8 = 28
20 - 8 = 12
20 x 8 = 160
20/8 = 2.5
8/20 is 40 %
-20
8% of $20.00= 8% * 20= 0.08 * 20= $1.60
8 as a percent of 20 is: 8/20 times 100 = 40%
2.5
Negative 8 minus 12 is negative 20.
12
20
5/8 × 20 = 5/8 × 20/1 = (5×20)/(8×1) = 100/8 = 25/2 = 12½
8 / 0.4 = 20 Therefore, 8 is 40 percent of 20.
When you calculate (-20) plus (+8) by finding 20-8 and taking the opposite of the result, you are essentially using the concept of adding a negative number. By subtracting 8 from 20, you get 12. Taking the opposite of 12 gives you -12, which is the same as adding -12 to -20. This method follows the rules of arithmetic and helps simplify the calculation by converting it into a subtraction problem.
20 - 8 = 12