Multiply whole numbers that end with zeros

An interesting pattern develops when a whole number is multiplied by 10,100,1,000 and so on.

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QUESTION OF

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Views #: 283
Questions #: 15
Time: 15 minutes
Pass Score: 80.0%
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Multiply by 1,000

1 pts
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Multiply: \(6 \times 1{,}000\)

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Multiply by 100

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Multiply: \(45 \times 100\)

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Multiply by 10,000

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Multiply: \(912 \times 10{,}000\)

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Multiply by 1,000

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Multiply: \(9 \times 1{,}000\)

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Multiply by 100

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Multiply: \(25 \times 100\)

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Three-Digit Number Times 1,000

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Multiply: \(875 \times 1{,}000\)

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Multiply When One Factor Ends in Zeros

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Multiply: \(14 \times 300\)

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Multiply with Trailing Zeros

1 pts
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Multiply: \(15 \times 900\)

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Both Factors End in Zeros

2 pts
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Multiply: \(3{,}500 \times 50{,}000\)

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Both Factors End in Zeros

2 pts
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Multiply: \(3{,}100 \times 7{,}000\)

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Complete the Trailing-Zeros Rule

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To find the product of a whole number and 10, 100, 1,000, and so on, (1) the number of zeros in that number to the right of the whole number.

And for two factors both ending in zeros: multiply the nonzero leading digits and attach the (2) of the number of trailing zeros.

Please drag and drop the selected option in the right place or type it instead
attach
sum
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Multiply Using the Trailing-Zeros Shortcut

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Multiply: \(67 \times 2{,}000\)

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Sort: Match Each Power of 10 to Its Zero Count

2 pts
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Please drag and drop the options to sort them

Drag these powers of 10 in order from fewest zeros to most zeros.

100,000
10
1,000,000
100
1,000
10,000
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Classify by Number of Trailing Zeros in the Product

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Multiplications
×\(8 \times 100\)
×\(45 \times 1{,}000\)
×\(14 \times 300\)
×\(3{,}500 \times 50{,}000\)
2 trailing zeros
3 trailing zeros
4 trailing zeros
6 trailing zeros

Drag each multiplication into the correct category based on how many trailing zeros its product will have.

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Which Multiplications Give 120,000?

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Select all expressions that equal 120,000.

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