7.RP.3 - Finding Percent, Part, and Whole

What is the percent equation?

​ (a)   = ​ (b)   x ​ (c)  

• part
• percent (%)
• whole

Mathematical Equivalence

ON

Tags

CCSS.6.RP.A.3C

I can find the percent of a number.

Jerilyn made 40 treats for her birthday. She gave 4 away to her family before taking the rest to school. What percent did she give away to her family?

Answer explanation

Part = Percent x Whole

4 = ? x 40

Divide 4/40 = 0.1 = 10%

I can use the percent equation.

Write an equation for the problem: What number is 8% of 50?

​ ​ (a)   = ​ (b)   x ​ (c)  

• X
• 0.08
• 50

I can use the percent proportion.

What is 20% of 70?

Tags

CCSS.6.RP.A.3C

I can find the percent of a number.

What is 1.2% of 64?

Tags

CCSS.6.RP.A.3C

Label the parts of the percent proportion.

Answer explanation

The percent proportion is set up like a proportion. You can input any of these parts then use cross multiplication to solve.

Tags

CCSS.7.RP.A.2C

I can estimate percent using fractions and decimals.

Estimate the answer.

8% of 40

Explain what you estimated.

Tags

CCSS.6.RP.A.3C

I can estimate using fractions and percents.

Why is it helpful to know how to estimate percentages?

Tags

CCSS.6.RP.A.3C