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To find the amount of decrease between an original amount and a new amount, what is the first step?
ASubtract the original amount from the new amount
BDivide the original amount by the new amount
CSubtract the new amount from the original amount
DMultiply the original amount by the new amount
Answer & Solution
Correct answer: C. Subtract the new amount from the original amount
1. The percent decrease formula begins by finding the plain amount of decrease.
2. That amount is defined as the original amount minus the new amount.
3. The next step then finds what percent that decrease is of the original amount.
_Source: OpenStax Elementary Algebra (CC BY 4.0), Ch 3 "Math Models", section 3.2 Solve Percent Applications_
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