6 Chapter Chapter 2 Percent

Solving Percent Problems Using Proportions Section 6.3 Solving Percent Problems Using Proportions

Write Percent Problems as Proportions. Objective A Write Percent Problems as Proportions.

Writing Percent Problems as Proportions Percent Proportion always 100 Objective A amount percent base

Example Translate to a proportion. 35% of what number is 28? base It appears after the word of amount It is the part compared to the whole percent Objective A amount percent base 5

Example Translate to a proportion. 120 is what percent of 360? base It appears after the word of amount It is the part compared to the whole percent Objective A amount percent base 6

Example Translate to a proportion. What number is 95% of 75? base It appears after the word of amount It is the part compared to the whole percent Objective A amount percent base 7

Solve Percent Problems. Objective B Solve Percent Problems.

Example What number is 60% of 55? What number is 60% of 55? amount percent base Objective A Thus, 33is 60% of 55. 9

Example 45% of what number is 36? 45% of what number is 36? percent amount base Objective A Thus, 45% of 80 is 36. 10

Example What percent of 120 is 78? What percent of 120 is 78? base amount Objective A Thus, 65% of 120 is 78. 11