Expressions and Equations
Evaluating Rational Numbers and Integers with various operations
Multiplication & Division of rational numbers
Simplify Expressions
Vocabulary
100
Represent the following expressions as a single rational number: 5/8-4/8=
1/8
100
Evaluate the following rational number operations:
3/5 x 7/8
21/40
100
Please write the following expressions as a single rational number. Please simplify any fractions.
(-2) / 5 x 8 x (-15)x 6
288
100
Rewrite the following expression without parentheses:
-5(4-3x)
-20+15x
100
What is the opposite of -9?
9
200
Represent the following expressions as a single rational number: 3/4+2/5=
23/20 or 1 3/20
200
Evaluate the following rational number operations:
4/9 / 3/5
20/27
200
Please write the following expressions as a single rational number. Please simplify any fractions.
3 / 4 x (-2 / 7) x 12 x 21
-54
200
Simplify the following expressions:
4x - 3y+6+(-3x)+7y-13
x+4y-7
200
What is the Reciprical of 2/5
5/2
300
Write an equation that is represented by the following number line:
-4+7=3
300
Evaluate the following integer operations:
1.-4 x 6 2. -2 x (-15) 3. 3 x (-3) 4. 4 x 7
5. -28 / 4 6. 16 / (-2) 7. -36 / (-4) 8.14 / 7
1. -24 2. 30 3. -9 4. 28
5. -7 6. -8 7. 7 8. 2
300
Please write the following expressions as a single rational number. Please simplify any fractions.
4/5 x (-1/3) / 4/5 x (-15)
5
300
Simplify the following expressions:
(3x+4y+2z)+(-5x+2y+4z)
-2x+6y+6z
300
What is the absolute value of -7
7
400
Read and select the best answer for the following problems:
Which of the following situations can be represented by opposite quantities having a sum of 0? Choose all that apply.
Kyle earns $20, and then purchases a pizza for $12.
Joice walks 2 miles from home to school and then after school she walks home.
Robert receives 40 marbles for a gift and gives away 15 marbles.
Kathrine makes 2 dozen cookies and gives away 24 cookies.
2 and 4
400
Which three of the following have the same value as 4/5?
- (4/5)
(-4/-5)
- (-4/5)
- (-4/-5)
- (-4/5)
-4/5
4
400
Which two of the following has a value of -4?
-28/7 2. -(-16/4)
3. -(-12/-3) 4. -20/-5
1 and 2
400
Simplify the following expressions:
4x-3(x-2y)+1/2(6x-8y)
4x+2y
400
What is an example of an interger?
5, -6, -8, 2, 4, 5 ect...
500
True or false? An odd number of negatives will make a solution to a problem negative?
True/ An odd number of negatives will make a solution to a problem negative
500
Evaluate the following expression and please simplify if you have a fraction. Show your work and write your answer as an integer or fraction.
4/6 x (-7) / (- -2/-5) x 4 1/2 x (-20)
1050
500
Solve the Following equation for x, showing each of your steps
3(2x-6)=54
12
500
Simplify the following expressions:
12-3/5 (3/4x-15)+1/4x
21-1/5x
500
What does this mean |-9|?
9