1 / 7

Ratios and Proportions

Ratios and Proportions. By Ms. Edelstein. Ratio. A ratio is a comparison of 2 quantities. Though, they are said the same, there are 3 ways to write a ratio: All of these ratios are read “1 to 2”. ½ (looks like a fraction) 1:2 1 to 2. Ratios - Examples.

hiroko
Télécharger la présentation

Ratios and Proportions

An Image/Link below is provided (as is) to download presentation Download Policy: Content on the Website is provided to you AS IS for your information and personal use and may not be sold / licensed / shared on other websites without getting consent from its author. Content is provided to you AS IS for your information and personal use only. Download presentation by click this link. While downloading, if for some reason you are not able to download a presentation, the publisher may have deleted the file from their server. During download, if you can't get a presentation, the file might be deleted by the publisher.

E N D

Presentation Transcript

  1. Ratios and Proportions By Ms. Edelstein

  2. Ratio • A ratio is a comparison of 2 quantities. • Though, they are said the same, there are 3 ways to write a ratio: • All of these ratios are read “1 to 2”. • ½ (looks like a fraction) • 1:2 • 1 to 2

  3. Ratios - Examples There is a ratio of 3 smiley faces to 4 lightening bolts. • Written as ¾, 3:4 or 3 to 4. There is a ratio of 2 suns to 9 objects. • Written as 2/9, 2:9 or 2 to 9.

  4. Ratios - Practice What is the ratio of yellow rectangles to blue circles? 1:5

  5. Ratios - Practice What is the ratio of pink rectangles to yellow rectangles? 2:1

  6. Review • Remember a ratio compares of 2 amounts. • There are 3 ways to write a ratio: • All of these ratios are read “3 to 8”. • 3/8 (looks like a fraction) • 3:8 • 3 to 8 • Be careful to write ratios in the correct order so that they can be understood.

  7. The End

More Related