How Do You Use a Proportion to Find a Whole?
An explanation of the percent proportion formula. Identify the variables. Plug in the known values. Cross multiply. Use division property of equality to solve. A step-by-step example.
3 Views 1 Download
- Activities & Projects
- Graphics & Images
- Handouts & References
- Lab Resources
- Learning Games
- Lesson Plans
- Primary Sources
- Printables & Templates
- Professional Documents
- Study Guides
- Graphic Organizers
- Writing Prompts
- Constructed Response Items
- AP Test Preps
- Lesson Planet Articles
- Interactive Whiteboards
- All Resource Types
- Show All
See similar resources:
How Do You Use a Proportion to Find a Part of a Whole?
There are two methods for finding the percentage of a number. One is to use an equation, and the other is to use a proportion. This tutorial demonstrates with clear examples how to implement the proportion method. Insert this video into...
3 mins 6th - 8th Math CCSS: Adaptable
How Do You Use an Equation to Find a Whole?
The teacher shows how to break down this problem by first identifying all the terms. After changing the percent to a decimal, she shows how to set up the equation using the terms. Lastly, she solves the equation using the division...
6 mins 6th - 12th Math
How Do You Use a Graph to Reflect a Figure Over the X-Axis?
A reflection is just what you think it is, a mirror image. So how do you reflect a figure on a graph? Just flip it over. The teacher illustrates how to select a line of reflection (the x-axis) and make the calculations to flip the figure.
4 mins 6th - 12th Math
How Do You Subtract a Whole Number from a Fraction?
Follow along as the instructor demonstrates how to subtract a whole number from a fraction. First, she changes the whole number to a fraction. Then she finds the least common denominator of the two fractions. Finally, she does the...
3 mins 6th - 12th Math
How Do You Use an Equation to Find a Part of a Whole?
Watch the instructor change a percent into a decimal and multiply it by the original number to determine the percent. One idea would be to embed this video in a PowerPoint presentation, or assign it as homework with your flipped...
2 mins 6th - 8th Math CCSS: Adaptable
How Do You Use Unit Rates to Compare Rates?
Cupcakes, cupcakes, cupcakes! Where shall we buy some cupcakes? There are two stores selling cupcakes and we would like to know which one has the better deal. The instructor demonstrates how to find a unit rate for the cupcakes at each...
5 mins 6th - 9th Math CCSS: Adaptable