Number & Operations in Base Ten

Directions: Using the digits 1 to 9, at most one time each, place a digit in each box to create two different whole number quotients: one that is greater than 300 and one that is less than 300. You may reuse all the digits for each quotient. Source: Robert Kaplinsky

Directions: Using the digits 1 to 9, at most one time each, place a digit in each box to make the greatest/smallest difference. Source: Ellen Metzger

Directions: Using the digits 1-9 at most one time each, find the closest sum to 10,000 using two 4-digit addends. Source: Jessica Goree

Directions: Using the digits 0 to 9, at most one time each, place a digit in each box to create a true statement. Source: Nova Katz

Directions: Using the digits 5, 6, 7, and 8 exactly once and picking one of the expressions below, create the greatest product possible out of the two expressions. Source: Howie Hua

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 digits 1 to 9, at most one time each, place a digit in each box to make the equation true. Source: Adina R

Directions: Using the digits 1 to 9, at most one time each, place a digit in each box to make the equation true. Source: Owen Kaplinsky

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