Real Number System
The subset that includes counting numbers and zero
Whole Numbers
The square root of 22 is found between which two consecutive integers?
4 and 5
TRUE or FALSE
75% < .75
FALSE, they're equal
When ordering rational numbers on a number line, it is a good practice to
Convert each number into the same format
Which subset does each of these values best belong?
100/5, 15, 100%, 7, 16/4
Natural Numbers
A set of numbers that include non-terminating, non-repeating decimals
Irrational Numbers
Which of the following best describes the square root of 65?
A The square root of 65 is exactly 8.
B The square root of 65 is between 8 and 9 and is closer to 8.
C The square root of 65 is between 8 and 9 and is closer to 9.
D The square root of 65 is exactly 9.
B The square root of 65 is between 8 and 9 and is closer to 8.
Which of the following belongs in the blank?
0.17 < 23/100 < ?
A. 23%
B. 1/9
C. 2.4 x 10-1
D. -1 1/3
C. 2.4 x 10-1
TRUE or FALSE
On a number line, ascending order is represented from left to right?
TRUE
Name each of the subsets that -12/3 belongs to
Rational Numbers, Integers
TRUE or FALSE
The square root of 35 and 3.5 both lie between the same two consecutive integers?
FALSE
Square root of 35 lies between 5 and 6
3.5 lies between 3 and 4
TRUE or FALSE
3.8 x 102 < 6.2 x 10-3
FALSE
3.8 x 102 > 6.2 x 10-3
Which list is written in ascending order?
A -63%, -0.45, -1/3, 1.7
B -63%, -1/3, -0.45, 1.7
C 1.7, -63%, -0.45, -1/3
D 1.7, -1/3, -0.45, -63%
A -63%, -0.45, -1/3, 1.7
Which number is both a rational number and a whole number?
A 1/6
B -sqrt(11)
C 0.6
D sqrt(25)
D. Sqrt(25)
If the square root of 90 is between 9 and 10, which number would it be closer to on the number line? And why?
9
9x9=81
10x10=100
90 is closer to 92 than it is 102
Which comparison symbol would make these inequalities true?
4.1 x 10-1 ___ 41/100
22% ____ 2/9
31/6 ____ 516%
=, the equal symbol
Which list is written in descending order?
A 4.9 x 104, 6.1 x 103, 8.39 x 106, 9.5 x 104
B 8.39 x 106, 9.5 x 104, 4.9 x 104, 6.1 x 103
C 9.5 x 104, 8.39 x 106, 6.1 x 103, 4.9 x 104
D 6.1 x 103, 4.9 x 104, 9.5 x 104, 8.39 x 106
B 8.39 x 106, 9.5 x 104, 4.9 x 104, 6.1 x 103
Which statement is true regarding the Real Number System?
A Terminating decimals are natural numbers.
B Terminating decimals are irrational numbers.
C Non-terminating, repeating decimals are whole numbers.
D Non-terminating, repeating decimals are rational numbers.
D Non-terminating, repeating decimals are rational numbers.
Which statement is true?
A. 2.48% = 2.47
B. 2 7/10 > 2.474747...
C. 2.47 x 10-2 > 24.7%
D. 2.47 < 247%
B. 2 7/10 > 2.474747...