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Khan Academy
Khan Academy: Multiplying With Area Model: 78 X 65
Sal Kahn uses an area model to multiply 78x65.
Khan Academy
Khan Academy: Multiplying 3 Digit by 1 Digit
Learn to multiply a 3-digit number by a 1-digit number without regrouping. In this video, we will multiply 4x201.
Khan Academy
Khan Academy: Multiplying 3 Digit by 1 Digit (Regrouping)
Learn to multiply a 3-digit number by a 1-digit number using regrouping. In this video, we will multiply 7x253.
Khan Academy
Khan Academy: Multiplying 1 Digit Numbers by Multiples of 10, 100, and 1000
Lindsay finds a pattern from multiplying 1-digit numbers by multiples of 10, 100, and 1000.
Khan Academy
Khan Academy: Multiplying 1 Digit Numbers by 10, 100, and 1000
Lindsay finds a pattern from multiplying 1-digit numbers by 10, 100, and 1000.
Khan Academy
Khan Academy: Using Area Model and Properties to Multiply
Sal uses place value, the distributive property, associative property, and an area model to show more ways to multiply.
Khan Academy
Khan Academy: Multiplying With Area Model: 6 X 7981
Sal uses an area model to multiply 6 x 7981.
Khan Academy
Khan Academy: Estimating With Multiplication
Sal estimates to find reasonable products to 1-digit by 2, 3, and 4-digit multiplication expressions.