Section A Section A Checkpoint

Problem 1

The large square represents 1.

What number is represented by the shaded parts?

Write your answer both as a fraction and as a decimal.

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Solution
55100\frac{55}{100} or 0.55
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Sample Response
55100\frac{55}{100} or 0.55

Problem 2

Estimate the location of the following numbers on the number line:

0.43

0.3

0.09

1.2

1.02

number line. 14 evenly spaced tick marks. First tick mark, 0. Eleventh tick mark, 1. 

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Solution
number line
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Sample Response
number line

Problem 3

Choose 4 different decimals to complete the comparison statements. Use the number line if it is helpful.

6.52

6.4

6.39

6.53

6.6

  1.  ________ is greater than ________.
  2.  ________ is less than ________.
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Solution

Sample responses:

  1. 6.6 is greater than 6.53. 6.53 is greater than 6.52. 6.52 is greater than 6.4,. 6.4 is greater than 6.39.
  2. 6.39 is less than 6.4. 6.4 is less than 6.52. 6.52 is less than 6.53. 6.53 is less than 6.6.
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Sample Response

Sample responses:

  1. 6.6 is greater than 6.53. 6.53 is greater than 6.52. 6.52 is greater than 6.4,. 6.4 is greater than 6.39.
  2. 6.39 is less than 6.4. 6.4 is less than 6.52. 6.52 is less than 6.53. 6.53 is less than 6.6.