Note: The mini-lesson above has audio. It gives a brief introduction to the concept of percent and illustrates the importance of the number 100 in all percentage calculations. It is the first in a series of three mini-lessons. Select from the options below to view the other two mini-lessons on calculating with percent.

Lesson #1

### Related Resources

The Percentages Lesson explained above is aligned with the standard 6RP03 from the Common Core Standards For Mathematics (see the shortened extract below). The resources below are also aligned to this standard.

*Use ratio and rate reasoning to solve real-world and mathematical problems, e.g., ...*

#### Charts

- Customizable Percentage Chart - You enter the values!

#### Games

##### Math Games From The BBC

#### Lessons

#### Number lines

- Converting Between Ounces and Grams (0g - 1000g plus blank scaled lines)

#### Worksheets

- Calculating Percentage Values e.g. 62% of 12 = 7.44
- Calculating Percentage Values e.g. 225% of 45 = 101.25
- Decimals to Percent e.g. .45 = 45%
- Fractions to Percent e.g. 7/100 = 7%
- Calculating using Percentage Values e.g. 72 is 25% of 288
- Simplifying Ratios (1 of 2) e.g. 4:2 = 2:1 (includes prompts to divide by G.C.F)
- Simplifying Ratios (2 of 2) e.g. identify and simplify ratios
- Comparing Fractions (4 of 4) - ordering fractions, decimals, and percentages
- Fractions, Decimals, & Percentages (1 of 2) - fill in equivalents chart
- Fractions, Decimals, & Percentages (2 of 2) - fill in equivalents chart

##### Worksheet Generator

Similar to the above listing, the resources below are aligned to related standards in the Common Core For Mathematics that together support the following learning outcome:

*Understand ratio concepts and use ratio reasoning to solve problems*

- Ratios and Unit Rates (From Page)
- Fractions, Decimals, & Percentages Cards e.g. 75% = 0.75 = 3/4 (From Activities)
- Writing Ratios (1 of 2) based on graphical questions (From Worksheets)
- Writing Ratios (2 of 2) (From Worksheets)
- Writing Ratio (From Worksheets)
- Working with Ratio and Rates (From Worksheets)