Directions: Directions: Using the digits 1 to 9 at most one time each, fill in the boxes to make the product as close to 7,000 as possible Source: Paolo Tolomeo

Read More »# Tag Archives: DOK 2

## Equations of Perpendicular Lines

Directions: Using the integers -9 to 9 (excluding 0) at most one time each, fill in the blanks to create two distinct perpendicular lines. Source: Louise Pepper with answers from the students of Kings College Alicante, Spain

Read More »## Scientific Notation 2

Directions: Using the digits 1 to 9, at most one time each, fill in the boxes to make a product that equals 800,000,000. Source: Robert Kaplinsky

Read More »## Fraction of an Amount

Directions: Using the digits from 1 to 9, at most once, make as many true statements as possible. Source: Rochelle Telfer

Read More »## Equivalent Exponents

Directions: Using the digits 0-9 only once each, create as many true equations as possible. Source: Annie DeAngelo and Maeve O’Connell

Read More »## Four Digit Products

Directions: Using the digits 1-9, at most one time each, fill in the blanks to make a true multiplication equation. Source: Adina R

Read More »## Subtraction with Regrouping 2

Directions: Using the digits 1 to 9 at most one time each, fill in the boxes to make the difference equal to 39. Source: Chris Ignaciuk

Read More »## Subtracting Decimals To Get Close To 0

Directions: Using the digits 1-9, subtract two numbers to get a difference closest to 0. Source: Owen Kaplinsky

Read More »## Operation Symbols

Directions: Use the operation symbols (+, -, x, and ÷) to make the equation true. Operation symbols may be used more than once. Source: Joshua Nelson

Read More »## Window Sum

Directions: Using the digits 0-9, no more than once, complete the puzzle so that the sum of each side is equivalent. Source: Joshua Nelson and Renee Owen

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