Double number line diagrams are best used when the quantities have ... Unit rates involve the expression: “Per something” which means “for each something”.

Sal uses double number lines to visualize equivalent ratios and describe a ratio relationship between two ... Practice: Ratios with tape diagrams ... then, i divided the ratio by 10 leaving me with 1:1.8 meaning that, 1 pound of avocados = $1.80.

Practice: Relate double numbers lines and ratio tables · Ratio tables · Solving ratio problems with tables · Practice: Ratio tables · Ratios with tape diagrams.

Use double number line diagrams to solve ratio problems. .... Can you explain the meaning of the pairs of numbers that line up on the double number line?

Dec 18, 2012 ... Using Double Number Line Diagrams. ... Lesson 12 From Ratio Tables to Double Number LIne Diagrams - Duration: 5:00. Vanessa Cramer ...

Using the double number line is an example of modeling with mathematics, ... hold a brief discussion about what “modeling” means in the context of getting the right .... In your diagram, what should the ratio of stars to triangles be equivalent to?

Double number lines can help make visible that there are many, even ... As a class, we discuss why a tape diagram could not be the visual model for this ...

In this lesson you will learn to solve ratio problems by using double number lines.

On double number line diagrams, if quantities A and B are in the same ratio, then A and B are .... Possible answer: The ratio 6:5 means 6 cans of juice cost $5.

Ratios and Proportions / Double Number Lines. Grade Level 6,7. Activity 7 of 15. This lesson uses double number lines to organize and solve problems ...