3.OA.7
Fluently multiply and divide within 100, using strategies such as the relationship between multiplication and division (e.g., knowing that 8 × 5 = 40, one knows 40 ÷ 5 = 8) or properties of operations. Know from memory all products of two one-digit numbers; and fully understand the concept when a remainder does not exist under division.
Khan Academy ResourcesBasic multiplicationBasic divisionFind missing divisors and dividends (1-digit division)Divide by 6Divide by 3Divide by 5Multiply by 2Multiply by 10Divide by 8Multiply by 7Find missing factors (1-digit multiplication)Multiply by 5 and 10Multiply by 2 and 4Multiply by 3 and 6Divide by 2Multiply by 5Divide by 9Relate division to multiplicationMultiply by 3Multiply by 6Multiply by 0 or 1Divide by 1Divide by 7Multiply by 8Multiply with arraysDivide by 4Multiply by 4Divide by 10Multiply by 9

1-on-1 AI tutoring aligned to 3.OA.7. Instant help for students, real-time insights for teachers.
Used in classrooms by 100,000+ students at Baltimore County, Plano ISD, Deer Valley USD, KIPP, and districts nationwide.
Free for teachers, forever →