# Ratios and proportions

Here is a list of all of the skills that cover ratios and proportions! These skills are organized by grade, and you can move your mouse over any skill name to preview the skill. To start practicing, just click on any link. IXL will track your score, and the questions will automatically increase in difficulty as you improve!

Here is a list of all of the skills that cover ratios and proportions! To start practicing, just click on any link.

## Sixth-grade skills

- R.1 Write a ratio
- R.2 Write a ratio using a fraction
- R.3 Write a ratio: word problems
- R.4 Identify equivalent ratios
- R.5 Write an equivalent ratio
- R.6 Ratio tables
- R.7 Equivalent ratios: word problems
- R.8 Unit rates
- R.9 Equivalent rates
- R.10 Compare ratios: word problems
- R.11 Unit rates: word problems
- R.12 Do the ratios form a proportion?
- R.13 Solve the proportion
- R.14 Identify proportional relationships from graphs
- R.15 Identify proportional relationships from tables
- R.16 Identify proportional relationships by graphing
- R.17 Interpret graphs of proportional relationships
- R.18 Scale drawings: word problems

## Seventh-grade skills

- J.1 Understanding ratios
- J.2 Identify equivalent ratios
- J.3 Write an equivalent ratio
- J.4 Equivalent ratios: word problems
- J.5 Unit rates
- J.6 Compare ratios: word problems
- J.7 Scale drawings: word problems
- J.8 Scale drawings: scale factor word problems
- J.9 Do the ratios form a proportion?
- J.10 Do the ratios form a proportion: word problems
- J.11 Solve proportions
- J.12 Solve proportions: word problems
- J.13 Estimate population size using proportions
- J.14 Rate of change: tables
- J.15 Rate of change: graphs
- J.16 Constant rate of change
- K.1 Find the constant of proportionality from a table
- K.2 Write equations for proportional relationships from tables
- K.3 Identify proportional relationships by graphing
- K.4 Find the constant of proportionality from a graph
- K.5 Write equations for proportional relationships from graphs
- K.6 Identify proportional relationships from graphs and equations
- K.7 Identify proportional relationships from tables
- K.8 Graph a proportional relationship from an equation
- K.9 Graph a proportional relationship using slope
- K.10 Interpret graphs of proportional relationships
- K.11 Write and solve equations for proportional relationships
- AA.14 Perimeter and area: changes in scale

## Eighth-grade skills

- H.1 Understanding ratios
- H.2 Identify equivalent ratios
- H.3 Write an equivalent ratio
- H.4 Equivalent ratios: word problems
- H.5 Unit rates
- H.6 Compare ratios: word problems
- H.7 Solve proportions: word problems
- H.8 Do the ratios form a proportion?
- H.9 Do the ratios form a proportion: word problems
- H.10 Solve proportions
- H.11 Estimate population size using proportions
- H.12 Scale drawings: word problems
- H.13 Scale drawings: scale factor word problems
- I.1 Find the constant of proportionality from a table
- I.2 Write equations for proportional relationships from tables
- I.3 Identify proportional relationships by graphing
- I.4 Find the constant of proportionality from a graph
- I.5 Write equations for proportional relationships from graphs
- I.6 Identify proportional relationships from graphs and equations
- I.7 Identify proportional relationships from tables
- I.8 Graph proportional relationships
- I.9 Interpret graphs of proportional relationships
- I.10 Write and solve equations for proportional relationships
- T.17 Perimeter and area: changes in scale
- Z.4 Rate of change: tables
- Z.5 Rate of change: graphs
- Z.6 Constant rate of change

## Algebra 1 skills

- C.1 Identify equivalent ratios
- C.2 Write an equivalent ratio
- C.3 Unit rates
- C.5 Solve proportions
- C.6 Solve proportions: word problems
- C.7 Scale drawings: word problems
- F.13 Perimeter and area: changes in scale
- F.14 Surface area and volume: changes in scale
- F.15 Perimeter, area, and volume: changes in scale
- Q.13 Rate of change: tables
- Q.14 Rate of change: graphs
- R.1 Identify proportional relationships
- R.2 Find the constant of variation
- R.3 Graph a proportional relationship
- R.4 Write direct variation equations
- R.5 Write and solve direct variation equations
- R.7 Write inverse variation equations
- R.8 Write and solve inverse variation equations