percents and equations 6.7. translations is = of = multiplication what = x turn % into fraction or...
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Percents and Equations
6.7
Translations
• Is =• Of = multiplication• What = x• Turn % into fraction or decimal to compute
Finding the Percent
• What percent of 40 is 6?What percent= x0f = multiplicationIs = equal sign
40 6x 0.15x 15%x
Finding the Part
• What is 15% of 40?What = xIs = equals15% =0.15Of= multiplication
0.15 40n 6n
Finding the Whole
• 6 is 15% of what ?Is = equal15%= 0.15Of= multiplicationWhat= x
6 0.15 x 40x
What is 45.5% of 20?
0.455 20n
9.1n
380 is 125% of what number?
380 1.25n
304n
Commission
• Sales based jobs pay an amount based on how much you sale
A Taylor Swift receives a 5% royalty on each CD sale. To the nearest cent find her
royalty for a CD that sales for $16.99.
0.05 16.99n 0.8495n$0.85n
For a $20.14 restaurant bill estimate a 15% tip
0.15 20.14n
3.021n$3.02
Homework
• Page 312 (8-38) even
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