Cornell Notes - Ms. Payton's Math Class
|Cornell Notes |Name: Date: September 21, 2017 |
|Topic: |7-1 Ratios |
| | |
|Ratio |A comparison of two numbers by division. |
| |The ratio of 2 to 3 can be written as: |
| |2:3 or 2 to 3 or 2/3 |
|How do I write a ratio as a |35 to 15 = 35/15 |
|fraction in simplest form? |Divide the numerator and denominator by the GCF |
| |35/15 divided by 5 on the top and bottom = 7/3 |
| | |
| |7/3 is written in simplest form |
| |For ratios leave the fraction as an improper fraction. |
| | |
| |10 inches: 2 feet |
|Write a ratio by converting units. | |
| |10 inches 10 inches |
| |2 feet convert 2 feet to inches 24 inches |
| | |
| |divide by the GCF, 2 inches 10 inches 5 inches |
| |24 inches 12 inches |
|Equivalent Ratios |Two ratios that have the same value. |
| | |
|Compare ratios |Determine whether 6:8 and 36:48 are equivalent |
| | |
| |Write each ratio as a fraction in simplest form |
| | |
| |6 3 36 3 |
| |8 4 48 4 |
| |The ratios in simplest form both equal ¾ so they are equivalent ratios. |
| | |
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