# Ratios & Proportional Relationships

## Constant of Proportionality

Directions: Using the digits 0 to 9 at most one time each, place a digit in each box to complete the ordered pairs for a proportional relationship with the greatest constant of proportionality possible. Source: Jenny Wilcox

## Unit Rates with Fractions 2

Directions: Using the digits 0 to 9 at most one time each, fill in the boxes to create a unit rate with the greatest possible value. Source: Robert Kaplinsky

## Unit Rates with Fractions 1

Directions: Using the digits 0 to 9 at most one time each, fill in the boxes to create two unit rates. You may reuse all the digits each equation. Source: Robert Kaplinsky

## Markup & Discount 2

Directions: Using the digits 0 to 9 at most one time each, fill in the boxes to create the least expensive item after discount. Source: Robert Kaplinsky

## Markup & Discount 1

Directions: Using the digits 0 to 9 at most one time each, fill in the boxes to create two true statements without rounding. You may reuse all the digits for each statement. Source: Robert Kaplinsky

## Percents on a Linear Model 5

Directions: Using the digits 0 to 9, at most one time each, fill in the boxes to create an accurate number line. How many solutions can you find? Source: Adrianne Burns

## Unit Fraction Proportion

Directions: Fill in the boxes using the digits 1 through 9, at most one time each, to make a true equality statement Source: Bryan Anderson