Question

decrease 120 by 45% what's the answer

Answer 1

Answer:
120-120*45/100=
120-54=
66

Answer 2

Concept:

Percentage is a mathematical measurement of any numerical quantity, mathematical values, fractions etc. out of total 100.

Given:

120 is decreased by 45%.

Find:

What is the value of the above percentage operation.

Solution:

The initial number is = 120

The above number is decreased by 45%

That means the number which is initially 100, now decreased to (100-45) = 55 after decreased by 45%

So, the number 100 is now 55 after decrease

The number 1 is now 55/100 = 11/20 after decrease

Thus the number 120 is now = 120*(11/20) = 6*11 = 66 after decreased 45%.

Hence the value of 120 after decreasing 45% is given by 66.

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