Question

A refrigerator usually sells for $1000, but is on sale for $850, find the
percent change. *

Answer 1

15%

Explanation:

1. Subtract the sale price from the normal price.

$1000 - $850 = $150.

2. Divide this amount by the original price.

$150/$1000 = 0.15

3. Multiply by 100 to get the %.

0.15 x 100 = 15%

Answer 2

-15%

Explanation:

percentage change is calculated by

(new price - old price) / old price

(850 - 1000) / 1000

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