Multi digit multiplication

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What is multi-digit multiplication?

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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.

Tags

CCSS.4.NBT.B.5

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

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To multiply a two-digit number by another two-digit number, you can use the area model or the standard algorithm. Break each number into tens and ones, multiply each part, and then add the products.

Tags

CCSS.4.NBT.B.5

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What is the standard algorithm for multiplication?

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The standard algorithm for multiplication involves writing the numbers one below the other, multiplying each digit of the bottom number by each digit of the top number, and then adding the results.

Tags

CCSS.4.NBT.B.5

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What is the product of 214 and 25?

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5,350

Tags

CCSS.4.NBT.B.5

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If a coach orders 12 cartons of tennis balls with each carton containing 124 balls, how many balls are there in total?

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1,488 tennis balls

Tags

CCSS.5.NBT.B.5

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How much money will be raised if 124 guests donate $85 each?

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$10,540

Tags

CCSS.5.NBT.B.5

Front

What is the total distance traveled if a family drives 175 miles each day for 12 days?

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2,100 miles

Tags

CCSS.3.OA.A.3

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How many packets of ranch dressing are used if 13 boxes contain 25 packets each?

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325 packets

Tags

CCSS.3.OA.A.3

Front

What is the first step in solving a multi-digit multiplication problem?

Back

The first step is to align the numbers vertically by place value.

Tags

CCSS.4.NBT.B.5

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What does it mean to estimate a product?

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Estimating a product means to find a rough calculation of the answer, often by rounding the numbers to the nearest ten or hundred before multiplying.

Tags

CCSS.4.NBT.B.5