Chapter 7 Percent Worksheet With Answers Page 17
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477.2
Solving Percent Problems Using Percent Equations
and Proportions
Method 1: PERCENT EQUATIONS (review)
4. Solve percent equations to find the base
e.g.7
7 is 35% of what number?
Ans. 20
Comment: change percent to decimal in the equation.
1
e.g.8
22.6 is
% of what number?
33
3
Comment: keep the fractions
Ans. 67.8
17
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