Rational Numbers
These numbers can be written as fractions
Rational number
What is 172
289
Simplify
- (5*6) - 3 - (12-6)
-39
Order the numbers in ascending order
7.65 X 103, 7.655 X 10-3, 7.565 X 10-2
7.655 X 10-3
7.565 X 10-2
7.65 X 103
What are the order of operations?
Parentheses, Exponents, Multiplication, Division, Addition, Subtraction
List all the classifications of rational numbers.
Natural Numbers- Counting Numbers
Whole Numbers- Counting Numbers and Zero
Integers- Whole Numbers and their Opposites
sqrt 169
13
Simplify
-48 ÷ 6 + 81 ÷ (-9)
-17
Write 3.255 X 106 using standard form
3,255,000
Write 10-4 in fraction form
1/(10000)
Find the fraction and decimal of 96%
24/25 and 0.96
If your grade is X2 , what is your grade when X=9
81%
Simplify
-9 x -6 + 5
59
Write 6,072,080 in Scientific Notation
6.07208 X 106
Abs(-3(-2)+8)= ?
14
Johann will buy a pair of jeans 20% off. How much will pay if the original price is $36?
$36 - $7.2 = $28.80
Which of the following is NOT a perfect square?
sqrt 2 , sqrt(400) , sqrt(36) , sqrt (121)
sqrt (2
Simplify
(16 ÷ 2) + (5)(-3) - 4
-11
Which symbol <,>,= will make the sentence true
4,500 ____ 4.5 X 10-3
>
Simplify
(1/4 ÷ 2/3) + (3/4 ÷ 1/2)
1.875 or
1 7/8
These type of rational numbers is all natural numbers including zero
Whole numbers
Find the
sqrt (324
18
Simplify
-3 -(-4) + 2 (2)
5
Which symbol <,>,= will make the sentence true
3.6070 X 10-3 ____ 3.6700 X 10-3
<
Simplify
3/4 ÷ 2/5
15/8 or 1 7/8
Order this numbers in descending order:
-2.33 , 1/9, 0.75, 25%
0.75, 25%, 1/9, -2.33
sqrt ((75-2*13)
7
Simplify
-5+ (-6) + 17
6
Write 0.00005406 using SN
5.406 X 10-5
Solve the following and write it in decimal form
3/4 + 2/5
1.15