How to Calculate the Change
Subtract the old value (80) from the new value (50), divide by the absolute value of the old value, and multiply by 100.
((50 - 80) ÷ 80) × 100 = 37.5%
This represents a 37.5% decrease
Subtract the old value (80) from the new value (50), divide by the absolute value of the old value, and multiply by 100.
((50 - 80) ÷ 80) × 100 = 37.5%
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