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Rational & Irrational Numbers Review
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Compare the numbers using < or >
<
Write the decimal 0.347 as a fraction:
347/1000
Give an estimate for the root:
7.1 , 7.2
The square root is between what 2 integers?
7 and 8
Is √50 rational or irrational?
Irrational
Simplify the root
2
Is 0.825825825... rational or irrational?
Rational
Give an example of a whole number.
0 or any positive whole number
Order the numbers from least to greatest:
¾ , 1.7 , √4 , 2.2 , √8
Compare the numbers using < or >
>
Ms. Shapiro wrote the following numbers on the board and asked Danny to choose the number that was an integer. Which number should Danny choose? a) 5.2 b) -4 c) -½ d) 0.1
B
Give an example of any irrational number:
pi, imperfect square, or non-terminating decimal
Is √100 rational or irrational?
RATIONAL because √100 = 10.
True or False: 196 is a perfect square.
TRUE! 14 x 14 = 196
Estimate the square root:
8.7 , 8.8 , 8.9
Find the length of each side of a cube with a volume of 64 ft³.
4 ft
Find the value of x if x² = 25
5
-3, 7, 9, 0, 2, 100 ; Which number is NOT an whole number?
-3
Write the rational number as a fraction:
2/100 or 1/50
The square root falls between what two numbers?
3 and 4
Give an example of an integer.
Any positive or negative whole number
The area of a square is 225 square feet. What is length of one side of the square?
15 feet
Is this number rational or irrational?
Irrational


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