Using a Rule to Find Decimal Products

Question 1

Brian biked the yellow trail loop that circles the park. He rode at an average speed of 12.2 miles per hour. How many miles did Brian bike? 12.2× 1.45 610 4880+_(___)_Brian biked a distance of miles.

Revolt · Accepted Answer

PENDING

Question 2

Round the activity time to .

Revolt · Accepted Answer

1

Question 3

Was Brian’s product reasonable?

Revolt · Accepted Answer

yes

Question 4

Round Brian’s average speed to . Round the activity time to . Was Brian’s product reasonable?

Revolt · Accepted Answer

15; Selection 1: 15; Selection 2: 1; Selection 3: yes

Question 5

How far did Brian hike?

Revolt · Accepted Answer

10.86 miles

Question 6

What errors did Tori make when solving the problem? Check all that apply.

Revolt · Accepted Answer

She did not correctly align the place values of the partial products.; She did not place the decimal point correctly.; She added the partial products incorrectly.

Question 7

Brian rode miles. Did he reach his goal?

Revolt · Accepted Answer

5.52; Selection 1: 5.52; Selection 2: no

Question 8

Explain how to find the product of 12.2(1.45).

Revolt · Accepted Answer

First, multiply the numbers. Then count the number of decimal places in each factor. Place the decimal in the product so the product has the same number of decimal places as both factors combined.

Question 9

Did he reach his goal?

Revolt · Accepted Answer

no

Question 10

Which key phrases did you include in your response?

Revolt · Accepted Answer

Multiply the numbers.; Count the number of decimal places in the factors.; The number of decimal places in the product is equal to the number of decimal places in the factors.

Using a Rule to Find Decimal Products Answers

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