Explanation:
Multiply the decimal form of the number (in this case 13) to the number.
For example: 13% of 50
13% can also be said as 0.13 in decimal form.
50*0.13=6.5
13% of 50 is 6.5.
Answer:
To decrease it by 13% we will multiple (100-13 = 87) .
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