Curriculum / Math / 7th Grade / Unit 5: Percent and Scaling / Lesson 9

Percent and Scaling

Lesson 9

Math

Unit 5

7th Grade

Lesson 9 of 19

Objective

Solve percent applications involving tax, tip, markups, and discounts.

Lesson Map

Topic A: Percent, Part, and Whole

Lesson

Define percent and convert between fractions, decimals, and percents. Solve percent problems mentally with benchmark percents.

Standards

7.RP.A.3

Lesson

Find the part of a quantity when given the percent and the whole.

Standards

7.NS.A.37.RP.A.3

Lesson

Find the whole given the part and the percent.

Standards

7.NS.A.37.RP.A.3

Lesson

Find the percent given the part and the whole.

Standards

7.NS.A.37.RP.A.3

Topic B: Percent Increase and Decrease

Lesson

Find a new amount given the original and a percent increase or decrease.

Standards

7.EE.A.27.RP.A.3

Lesson

Find the original amount given a percent increase or decrease and the new amount.

Standards

7.EE.A.27.RP.A.3

Lesson

Find the percent increase or decrease given the original and new amounts.

Standards

7.RP.A.3

Lesson

Solve percent problems fluently, including percent increase and decrease.

Standards

7.EE.A.27.RP.A.3

Topic C: Percent Applications

Lesson

Solve percent applications involving tax, tip, markups, and discounts.

Standards

7.EE.B.37.RP.A.3

Lesson

Solve percent applications involving simple interest, commissions, and other fees.

Standards

7.EE.B.37.RP.A.3

Lesson

Solve percent applications involving measurement and percent error.

Standards

7.EE.B.37.RP.A.3

Topic D: Scale Drawings

Lesson

Define and identify scale images.

Standards

7.G.A.1

Lesson

Define and determine scale factor between two scale images. Use scale factor to draw scale images.

Standards

7.G.A.17.RP.A.3

Lesson

Use a scale to determine actual measurements.

Standards

7.G.A.17.RP.A.3

Lesson

Use scales in maps to find distances between locations on the map or in real life.

Standards

7.G.A.17.RP.A.3

Lesson

Use scales to interpret and design floor plans.

Standards

7.G.A.17.RP.A.3

Lesson

Compute actual areas from scale drawings.

Standards

7.G.A.17.RP.A.3

Lesson

Draw scale drawings at different scales.

Standards

7.G.A.17.RP.A.3

Lesson

Create a scale blueprint or floor plan for a community space.

Standards

7.G.A.17.RP.A.3

Bring Fishtank
to Your School