Multi-Digit Multiplication

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What is multi-digit multiplication?

Back

Multi-digit multiplication is the process of multiplying numbers that have two or more digits. It involves breaking down the numbers into smaller parts, multiplying them, and then adding the results together.

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How do you multiply a two-digit number by a one-digit number?

Back

To multiply a two-digit number by a one-digit number, you can use the distributive property. For example, to multiply 64 by 3, you can break 64 into 60 and 4, then multiply each by 3 and add the results: (60 x 3) + (4 x 3) = 180 + 12 = 192.

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What is the product of 487 and 60?

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The product of 487 and 60 is 29,220.

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What is the product of 64 and 62?

Back

The product of 64 and 62 is 3,968.

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What is the product of 265 and 3?

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The product of 265 and 3 is 795.

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What is the product of 309 and 29?

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The product of 309 and 29 is 8,961.

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How do you find the total number of items when given boxes and items per box?

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To find the total number of items, multiply the number of boxes by the number of items in each box. For example, if there are 13 boxes of ranch dressing with 25 packets each, the total is 13 x 25 = 325 packets.

Front

What is the distributive property in multiplication?

Back

The distributive property states that a(b + c) = ab + ac. It allows you to multiply a number by a sum by distributing the multiplication across each addend.

Front

What is an example of multiplying a three-digit number by a two-digit number?

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An example is multiplying 245 by 12. You can break it down: (245 x 10) + (245 x 2) = 2450 + 490 = 2940.

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What is the importance of estimating products in multiplication?

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Estimating products helps to quickly check if the answer is reasonable and can guide you in solving the problem more efficiently.