Percent of Change Percent Increase Percent Decrease.

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Presentation transcript:

Percent of Change Percent Increase Percent Decrease

To calculate the percent in which an item’s cost changes, use the following formulas.

New amount – Original amount Original amount Percent of Increase

Percent of Decrease Original amount – New amount Original amount

The sale of Jetta sneakers fell from $3.5 million to $3 million. Find the percent decrease to the nearest whole percent.

The sale of Kids sneakers rose from $5 million to $5.6 million. Find the percent increase to the nearest whole percent.

Janet bought her new microwave at Rocklane’s while Matthew bought his at Stanville’s. Janet paid $300 while Matthew only paid $260 for the same model. What is Matthew’s percentage of savings?

Lane bought a new microwave at Rocklane’s while Ginger bought her’s at Stanville’s. Lane paid $400 while Ginger only paid $330 for the same model. What is Ginger’s percentage of savings?

The wholesale price for an item that regularly sells for $18.90 is $ what is the percentage markup for this item?

Find the percent of change, rounded to the nearest whole percent. Describe the change. $5.65/h to $2.80/h. Is this an increase or a decrease? A Decrease Round it off