%=New amount-original amount/original amount X 100
ex: New amount=200 original amount=120
200-120=80
80/200=.4 X 100=40
but it just tells you to round to the nearest tenth most of the time so its 40 answer=40
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40% decrease
Whether the change is an increase or decrease . . . -- Divide the new number by the original number. -- Multiply the result by 100. -- Subtract 100. -- Now you have the percent of change.
Identify the percent of change as an increase or a decrease.120 meals to 52 meals
1 minus the smaller number divided by the larger number.
This is a decrease of 20%