Solving Ratio Problems using Double Number Lines

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Presentation transcript:

Solving Ratio Problems using Double Number Lines

This is an example of a double number line. Visual This is an example of a double number line. It can be used to solve ratio problems. What ratio is represented here?

Visual

Visual

Visual

Visual

What does this double number line tell you?

The ratio of sugar to flour is 2:3.

The ratio of sugar to flour is 2:3.

The ratio of sugar to flour is 2:3.

Sample Problem Marla ran 1 mile in 10 minutes. At the same rate, how much time will it take her to run 3 miles? Show your solution using a double number line.

Simplifying Fractions For each ratio: draw a visual simplify the ratio 4 flowers: 2 vases 6 puppies to 4 kittens 5 houses: 20 people