Solving Percent Proportions: Finding Parts and Wholes

What is the main objective of the lesson on percent proportion?

• To solve algebraic equations

• To use the percent proportion to find parts, wholes, and percents

• To understand the concept of ratios

• To learn about fractions

Tags

CCSS.6.RP.A.3C

What does 60% represent in terms of parts and whole?

• 3 parts out of 5

• 30 parts out of 50

• 60 parts out of 100

• 60 parts out of 200

How do you simplify the ratio 60 out of 100?

• 12 out of 20

• 3 out of 5

• 15 out of 25

• 6 out of 10

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

In the statement '15 is 50% of what number?', what is the unknown?

• The whole

• The ratio

• The percent

• The part

Tags

CCSS.6.RP.A.3C

Which keyword helps identify the part in a percent proportion problem?

• Over

• Is

• Of

• Equals

Tags

CCSS.7.RP.A.2C

What is the first step in solving 'What number is 50% of 30?' using percent proportion?

• Identify the whole

• Write the proportion

• Simplify the ratio

• Cross multiply

Tags

CCSS.6.RP.A.3C

What is the result of solving the proportion 50/100 = x/30?

• x = 25

• x = 10

• x = 20

• x = 15

Tags

CCSS.7.RP.A.2B

If 18 is 45% of 40, what is the percent proportion?

• 45/100 = 18/40

• 45/100 = 18/x

• 18/100 = x/40

• 18/40 = x/100

Tags

CCSS.7.RP.A.2C

What is the whole if 13 is 25% of it?

• 52

• 26

• 39

• 65

Tags

CCSS.6.RP.A.3C

What is the percent proportion formula?

• Whole/Part = Percent/100

• Part/Whole = Percent/100

• Percent/Part = Whole/100

• Percent/Whole = Part/100