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1
**Rational or Irrational? Why?**

Rational- both numbers in the fraction are integers

2
Simplify

3
**Rational or Irrational? Why?**

Irrational- Pi is a non-terminating, non-repeating decimal

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**Estimate to the tenths decimal place.**

2.2

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**Rational or Irrational? Why?**

Irrational- Square root of 7 is not a perfect square.

6
Simplify

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**Estimate to the tenths decimal place.**

+/-4.4

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Perfect Square 81

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Simplify

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**Rational or Irrational? Why?**

Rational- Both numbers in the fraction are integers.

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**Estimate to the tenths decimal place.**

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Perfect Cube 27

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Perfect Square 324

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**Estimate to the tenths decimal place.**

+/- 1.7

15
Simplify

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**Estimate to the tenths decimal place.**

+/-12

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Perfect Square 144

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**Estimate to the tenths decimal place.**

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Simplify 14

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**Estimate to tenths decimal place.**

+/-14.1

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Cube Root 4

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Simplify

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**Estimate to the tenths decimal place.**

+/- 17.7

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Square Root 17

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Simplify

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**Estimate to the tenths decimal place.**

+/-8.8

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**Rational or Irrational? Why?**

39.81… Irrational- It is not a repeating or terminating decimal.

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**Estimate to the nearest whole number.**

6

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**Estimate to the tenths decimal place.**

+/-14.4

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**Rational or Irrational? Why?**

-101 Rational- the number is an integer.

31
Simplify

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Simplify 8

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Square Root 20

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**What is the best whole-number estimate of**

9

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Simplify 6

36
**Estimate to the tenths decimal place.**

+/-14.1

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