Decimal Benchmarks Mary wants to make a list of decimal and

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Decimal Benchmarks

Mary wants to make a list of decimal and percent benchmarks for these fractions benchmark:

1

2

1

3

1

4

1

5

1

6

1

8

1

10

1.

For which of Mary’s benchmark fractions do you already know the decimal and

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2.

Using a hundredths grid or other tool, find the decimal and percent that represents each fraction.

3.

Compare your decimal and percent for

1

4

and

1

8

. What do you notice?

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4.

Compare your decimal and percent for

1

3

and

1

6

. What do you notice?

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5.

Find the decimal and percent equivalents for the following group of fractions:

3

5

4

5

5

5

6

5

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2

5

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6.

Find the decimal and percent equivalents for the following group of fractions:

3

8

4

8

5

8

6

8

7

8

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7.

Find the decimal and percent equivalents for the following group of fractions:

3

12

2

6

3

6

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2

8

4

20

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8.

Describe the strategies you used to find decimal and percent equivalents.

9.

Which fraction benchmark is each decimal and percent nearest? State what the decimal benchmark would be for each fraction you chose. a. 0.18 and 18% b. 0.46 and 46% c. 0.225 and 22.5% d. 0.099 or 9.9%

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