Real Numbers Review
True or False
All the numbers we use in Algebra 1A are Real Numbers
True
3 + 5
8
Compare the numbers using <, >, or =
sqrt 19 4.5
sqrt 19 < 4.5
Compare the fractions using <, >, or =
4/8 2/4
4/8 = 2/4
Simplify the fractions 5/10
1/2
Add the fractions: 2/5 + 3/5
1
Subtract the fractions: 3/10 - 3/10
0
True or False
sqrt(19) is a rational number
False
12 - 9
3
Compare the numbers using <, >, or =
sqrt 25 5
sqrt 25 = 5
Compare the fractions using <, >, or =.
1/5 and 1/3
1/5 < 1/3
Simplify the fraction 8/12
2/3
Add the fractions: 1/4 + 1/2
3/4
Subtract the fractions: 4/7 - 3/7
1/7
True or False
-7 is a whole number
False
-9 + (-3)
-12
Compare the numbers using <, >, or =
pi 3 1/10
pi > 3 1/10
Compare the fractions using <, >, or =.
3/4 3/5
3/4 > 3/5
Simplify the fraction 6/18
1/3
Add the fractions: 3/10 + 1/4
11/20
Subtract the fractions: 1/5 - 1/10
1/10
Give an example of a Whole number that is not a Natural number
0
18-20
-2
Compare the numbers using <, >, or =
7^2 (6*8)
7^2 > 6*8
Compare the fractions using <, >, or =.
1/2 1/4
1/2 > 1/4
Simplify the fraction 4/40
1/10
Add the fractions: 2/5 + 1/4
13/20
Subtract the fractions: 11/14 - 1/2
2/7
What kind of decimals make a number a Rational number?
decimals that repeat or end
-20- (-8)
-12
Compare the numbers using <, >, or =
sqrt36 -6
sqrt36 = -6
Compare the fractions using <, >, or =.
5/7 8/10
5/7 < 8/10
Simplify the fraction 7/49
1/7
Add the fractions:
11/25 + 21/100
13/20
Subtract the fractions: 23/100 - 2/25
3/20