Fractions and Decimals
Convert 3/4 into a decimal
0.75
What is 52?
25
Estimate √10 to the nearest whole number
3
Is 7/3 rational or irrational? Explain why.
Rational because it can be written as a fraction
Which is larger, 4/5 or 0.75?
4/5
Convert 0.125 to a fraction in simplest form
1/8
What is √64?
8
Which two whole numbers is √45 between?
6 and 7
Is pi a rational or irrational number? Explain why.
Irrational because it's a non-repeating, non-terminating decimal
Put the following numbers in order from least to greatest: 1.2, 3/4, √2
3/4, √2, 1.2
Convert 5/8 into a decimal
0.625
Is √81 rational or irrational?
Rational because it is a perfect square
What two whole numbers does the √30 fall between?
5 and 6
True or false: All repeating decimals are rational numbers
True
True or false: Every integer is also a real number
Convert 0.6666666 repeating to a fraction
6/9 or 2/3
What is 122?
144
Daily Double
What is a good estimate for the √27 to the nearest tenth.
5.1 or 5.2
Is √2 a rational or irrational number? Explain why
Irrational because it is a non-perfect square
Classify the number -7.
Write all categories that it fits into: Rational, Integer, Whole, Natural, Irrational
Real, Rational, Integer
Daily Double
When writing a repeating decimal as a fraction, what number do you write as the denominator?
You can write 9 as a denominator
A square rug has an area of 36 square feet. What is the length and width of the rug?
6 feet by 6 feet
What two whole numbers is the √85 between?
9 and 10
In space, numbers that are not real have been identified. What are these numbers called?
imaginary numbers
Classify the following numbers as either irrational or rational, and then order them from least to greatest: √5, 8/3, 3.14, √16
Rational Numbers: 8/3, 3.14, √16
Irrational Numbers: √5
Least to Greatest: 8/3, √5, 3.14, √16