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BI: 2.5 Classwork part 2

Last updated almost 6 years ago

6 Nsɛmmisa

1

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1.

SAMPLE: This is how I would like you to answer Questions #2 and #3. Solve the problem using estimation. Use colors to show the steps just like I did. Step 1: make an estimate. Step 2: rewrite the problem. Step 3: solve the problem. Step 4: count the decimal places. Step 5: place the decimal point. Step 6: check against your estimate. You will only need to initial my diagram to get credit for Question 1.
Multiply. Use estimation to check your answer: 4.8 × 7.2

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2.

Multiply. Use estimation to check your answer: 8.1 × 5.6

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3.

Multiply. Use estimation to check your answer: 2.7 × 9.04

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4.

Multiply. Use estimation to check your answer: 6.32 × 0.09

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5.

Multiply. Use estimation to check your answer: 1.785 × 0.2

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6.

You buy 2.75 pounds of tomatoes. You hand the cashier a $10 bill.
How much change will you receive?