##### Notes

This printable reviews the Common Core Mathematics Standards for the grade 8 Number System domain

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# Number System Review (Grade 8)

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## Number System Review

1.
All rational numbers are real.
1. True
2. False

2.
$pi$ is a rational number.
1. True
2. False
3.
Which of the following best describes $- sqrt3$?
1. whole and irrational
2. whole and rational
3. real and irrational
4. real and rational

4.
Identify the set of numbers that best describes the situation.

The cost of an item at a store
1. rational numbers
2. whole numbers
3. integers
4. irrational numbers
5.
Which number is closest in value to $sqrt140$?
1. 9
2. 10
3. 11
4. 12

6.
Which integer is closest in value to $sqrt 15$?
1. 2
2. 3
3. 4
4. 5
7.
Between which two numbers does $sqrt5$ fall?
1. 1 and 2
2. 2 and 3
3. 3 and 4
4. 4 and 5

8.
Which whole number is closest to $sqrt52$?
1. 5
2. 6
3. 7
4. 8
9.
Which number would be closest to $sqrt99$?
1. 8
2. 9
3. 10
4. 11

10.
The square root of 150 is between                .
1. 10 and 11
2. 11 and 12
3. 12 and 13
4. 13 and 14
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