Determine the unknown whole number in a multiplication or division equation relating three whole numbers.
3.OA.7
Fluently multiply and divide.
3.OA.7.a
Fluently multiply and divide within 100, using strategies such as the relationship between multiplication and division or properties of operations.
3.OA.7.b
By the end of Grade 3, know from memory all products of two one-digit numbers.
3.OA.6
Understand division as an unknown-factor problem. Understand the relationship between multiplication and division (multiplication and division are inverse operations).