Practice for the Unit 5 Mid-Unit Assessment ILC

Which estimate is closest to the actual value of (3.99437)•(2.6851)?

• 14.2

• 12.6

• 10.8

• 8.3

Select all the expressions that are greater than 5.

• 4.88+0.009

• 3.76+1.3

• 5.012−0.04

• 7.702−2.71

• 6.5−1.49

Delaney's backpack weighs 9 pounds. Chana's backpack weighs 8.3 pounds. Tucker's backpack weighs 7.75 pounds, and Edwin's backpack weighs 6.125 pounds. Select all the true statements.

• Chana’s backpack is 2.175 pounds heavier than Edwin’s.

• Delaney’s backpack is 2.25 pounds heavier than Tucker’s

• Chana’s backpack is 16.05 pounds heavier than Tuckers.

• Edwin’s backpack and Chana’s backpack together weigh 14.3125 pounds.

• The backpacks weigh 31.175 pounds together.

  
  

For part of a recipe, Adonia adds 0.35 milliliters of vanilla extract to 16.4 milliliters of milk. How many milliliters does the mixture contain?

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One way to compute a 20% discount is to multiply the price by 0.20. The price of a pair of sneakers is $84.50. Calculate the discount. Explain or show your reasoning.

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Find the difference.

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Find the product: (0.072)•(0.31)

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Two students have different ways to calculate (2.4)•(3.7). Show, in detail, how each student might compute this product.

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What is the approximate value of (4.5678)•(3.4567)?

• 15.8

• 17.6

• 12.3

• 19.2

Which estimate is closest to the actual value of (5.12345)•(3.6789)?

• 18.9

• 20.3

• 16.7

• 22.1