Directions: Use the digits 1-9, at most once, to complete the equation. What is the greatest result you can make? What is the least result you can make? Source: Molly Rawding

Read More »# Number & Operations in Base Ten

## Order Numbers

Directions: Using the digits 0 through 9 at most one time each, place a digit in each box to make a two-digit number that has a value between given numbers. Source: Thach-Thao Phan

Read More »## Open Number Line

Directions: Use the digits 1 to 9, at most one time each, place a digit in each box on the number line to make the number line true. Source: Amanda Dey

Read More »## Adding with Parenthesis

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

Read More »## Adding Two-Digit Numbers (Elementary)

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

Read More »## Subtracting Two-Digit Numbers (Elementary)

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

Read More »## Adding Two-Digit Numbers Given One

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

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