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# The Number System

## Decimal Division

Directions: Using the digits 0 through 9, without repeating any digits, find the quotient closest to 1. Source: Michael Dennis

## Subtracting Multi-Decimals

Directions: Use the digits 1 to 9, at most one time each, to fill in the boxes so that the difference is as close to 50 as possible. NOTE: The digits used in the difference can be repeated. Source: Giselle Garica

Directions: Use the digits 0 to 9, at most one time each, to fill in the boxes so that the sum is as close to 10 as possible. Source: Giselle Garcia

Directions: Use the digits, 0 through 9, without repeats, to complete the equation below: Source: Shaun Errichiello

## Fraction Division

Directions: Use the digits 0 through 9, without repeats, to solve the problem below. Source: Shaun Errichiello

## Least Common Multiple

Directions: Use the digits 0 to 9, at most one time each, to fill in the boxes and make a true statement. Source: Wendy Taylor

## Fraction Quotient Closest to 4/11

Directions: Use the digits 1 to 9, at most one time each, to fill in the boxes to make two fractions that have a quotient that is as close to 4/11 as possible. Source: Robert Kaplinsky

Directions: Using the digits 1 to 9 at most one time each, fill in the boxes to make the largest (or smallest) sum. Source: Daniel Luevanos