OA Standard #4 (3.OA.4)

4. Determine the unknown whole number in a multiplication or division equation relating three whole numbers. For example, determine the unknown number that makes the equation true in each of the equations 8 × _ = 48;  5 = _ ÷ 3;   6 × 6 = _.

WEB RESOURCES

DOCUMENT RESOURCES

What is the Missing Number? Activity

Missing Numbers Activity

MOBILE RESOURCES

IWB RESOURCES