Illustrate and explain the product of two factors using equations, rectangular arrays, and area models.
Example Problems
Multiply:
Multiply:
Multiply:
Khan Academy ResourcesUnderstand multiplying by a multiple of 10, 100, and 1000Multiply using partial productsMultiply 2-digits by 1-digit with area modelsMultiply 2-digit numbers with area modelsMultiply with partial products (2-digit numbers)Divide by 1-digit numbers with area modelsMultiplying 10sMultiply 3- and 4-digits by 1-digit with area modelsMultiply 1-digit numbers by 10, 100, and 1000Estimate products (2-digit numbers)Multiply 3- and 4-digits by 1-digit with distributive propertyMultiply 1-digit numbers by a multiple of 10, 100, and 1000Estimate products (1-digit times 2, 3, and 4-digit)Estimating with multiplicationMultiplying with area model: 78 x 65Multiplying two 2-digit numbers using partial productsMultiplying 3-digit by 1-digit (regrouping)Multiplying 3-digit by 1-digitEstimating 2-digit multiplicationMultiplying with area model: 16 x 27Multiplying 1-digit numbers by 10, 100, and 1000Multiplying 10sMultiplying 2-digit numbersMultiplying 2-digits by 1-digit with partial productsDivision with area models Multiplying 1-digit numbers by multiples of 10, 100, and 1000Multiplying with area model: 6 x 7981
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