What is Percentage : a percentage is a way of expressing a number as a fraction
Here is one simple example which shows , how to solve percentage problem for a number based on a different number .
Problem:
36 is 20 percent of what number?
Solution:
Let the number be X.
Here is one simple example which shows , how to solve percentage problem for a number based on a different number .
Problem:
36 is 20 percent of what number?
Solution:
Let the number be X.
36=20% of X 20 36= ________ * x (20*5 =100,so 100 replace as 5) 100 1 36= ______ * x 5 Multiply with 5 on both sides. 1 5 * 36= 5 * _____ * x 5 5 get canceled since 5 times 1 = 5. 5*36 = x So , x=180
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