 ## Using 1/2 as a Benchmark

Directions: Using the digits 1 through 9 only one time each, fill in the blanks to make true statements. For the fraction less than 1/2, try to make the greatest number possible. For the fraction greater than 1/2, try to make the least number possible. Source: Alyson Eaglen

## Multiplying Differences

Directions: Using the digits 1 to 9 at most one time each, fill in the boxes to make a true statement. Source: Owen Kaplinsky

## Multiplying Differences 2

Directions: Using the digits 1 to 9, at most one time each, fill in the boxes to make a product that’s as close to 50 as possible. Source: Owen Kaplinsky

Directions: Using the digits 0 to 9, at most one time each, fill in the boxes to make a true statement. Source: Owen Kaplinsky

## Whole Number Division

Directions: Using the digits 1 to 9 at most one time each, fill in the boxes to make a true statement. Source: Owen Kaplinsky

## Composite Numbers

Directions: Use the digits 1 to 9, at most one time each, to make 5 composite numbers. Source: Owen Kaplinsky

## Equivalent Fractions

Directions: Use the digits 1 to 9, at most one time each, to make three equivalent fractions. Source: Owen Kaplinsky

## Prime Numbers

Directions: Use the digits 1 to 9, at most one time each, to make 5 prime numbers. Source: Owen Kaplinsky