Sandra used partial products to find the product of 438 × 17 438×17 by multiplying 438 by 1 and 438 by 7 to get 3,066. Find the product of 438 × 17 438×17 by using partial products. Is Sandra correct? Compare your answer to Sandra's and explain why it is or is not the same.
I know the answer but I don't know what the partial products are.
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A product formed by multiplying the multiplicand by one digit of the multiplier when the multiplier has more than one digit. For example, the product of 67 multiplied by 12 is 134 (that is, 67 × 2) + 670 (that is, 67 × 10), or 804. In this example 134 and 670 are partial products
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