Sargent Park 8-17 Math

Thursday, January 12, 2006

Answer for Percent Problems

1. Sami decided to park her car at Park&Go for her four-day trip. The cost is usually$8 per day or partial day. However, Sami has a 20% discount coupon for her entirebill. How much did Sami’s parking cost?

$8.00 x 4= $32.00

100% of $32.00 = $32.00

10% = $3.2
10% = $3.2
+ __________
20% $6.4<----- discount only

$32.00
$06.40
- ______
$25.60

The cost of Sami's parking is $25.60.
______________________________________________

25 x 5 = 125

The percent of the total number of unit squres in the five grids that are shaded is 77.5%.
part
___
whole

shaded squares
_____________
all squares

62
___
125

77.5%
_____
100%




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