Percent decrease
Subtract to find the change, then divide by the starting number and multiply by 100.
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A value changes from 95 to 76. Is that a percent increase or decrease, and by how much? Write the percent only.
Answer: 20
A value changes from 42 to 21. Is that a percent increase or decrease, and by how much? Write the percent only.
Answer: 50
A value changes from 122 to 61. Is that a percent increase or decrease, and by how much? Write the percent only.
Answer: 50
Tip: Subtract to find the change, then divide by the starting number and multiply by 100.
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