Percent Review - 6.RP.A.3c

Percent Review

6.RP.A.3c - Use ratio and rate reasoning to solve real-world and mathematical problems, e.g., by reasoning about tables of equivalent ratios, tape diagrams, double number line diagrams, or equations. c. Find a percent of a quantity as a rate per 100 (e.g., 30% of a quantity means 30/100 times the quantity); solve problems involving finding the whole, given a part and the percent.

​I can use ratio reasoning to solve percent problem.

Multiple Choice

A percent is

• a ratio, or rate, that compares a number to 100. Percent means per hundred.

• a ratio, or rate, that compares a number to 1000. Percent means per thousand.

• a ratio, or rate, that compares a number to 10. Percent means per ten.

Multiple Choice

The symbol for percent is

• %

• *

• /

• $

Model Percent

Draw

Model 39%

Multiple Choice

What percent is represented by the shaded part?

• 46%

• 60%

• 64%

• 640%

Fill in the Blanks

Convert Fraction, Decimal, Percent

Compare Percent and Fraction

Multiple Choice

Does the percent and fraction represent the same amount?

50% and 1/2

• Yes

• No

Multiple Choice

Does the percent and fraction represent the same amount?

45% and 4/5

• Yes

• No

Multiple Choice

Does the percent and fraction represent the same amount?

3/8 and 37.5%

• Yes

• No

Multiple Choice

Does the percent and fraction represent the same amount?

2/10 and 210%

• Yes

• No

Percent of a Quantity (Number)

Step 1: Change the percent to a decimal.

Step 2: Multiply the decimal and the quantity (number)

Multiple Choice

There are 88 marbles in a bin and 25% of the marbles are red.

There are ________ red marbles in the bin?

• 22

• 25

• 62

• 66

Multiple Choice

Choose < , >, or =

30% of 90 ______ 35% of 80

• <

• >

• =

Multiple Choice

Choose < , >, or =

25% of 16 _________ 20% of 25

• <

• >

• =

Multiple Choice

40% of the students in the sixth grade participate in sports. If 52 students participate in sports, how many sixth grade students are there?

• 20.8

• 130

• 104

• 260

Fill in the Blanks