What is the percentage change from 12 to 15

1.25 If you multiple 12 × 1.25=15

Let’s see what 15 is of 12.
15/12
1.25
Now, we need to change it to an actual percentage.
It’s an increase, so the digits after the decimal place will tell how much of an increase it is.
It’s a 25% increase from 12 to 15.

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