Tag Archives: DOK 2: Skill / Concept

Directions: Using the digits 1 to 9 at most one time each, fill in the boxes so x = y. Source: Arnav Gulati and Daniel Luevanos

Directions: Using the digits 0 – 9, at most one time each, fill in the blanks to make a true statement. (Note: Image is not to scale) Source: Owen Kaplinsky

Directions: Using the digits 1 to 9 at most one time each, place a digit in each box to make the product as close to 7,000 as possible. Source: Paolo Tolomeo

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

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

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

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

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

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

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