Vocabulary
(7.NS, 7.RP, 7.EE)
(7.NS, 7.RP, 7.EE)
Name the Term
The distant a number is from 0 on the number line
|2|=2 |-3|=3
What is absolute value?
These are the rules for adding a positive number and a negative number.
What is subtract the numbers and take the sign of the larger number?
This is a fraction where either the numerator is a fraction, the denominator is a fraction, or both the numerator and the denominator are fractions.
What is a complex fraction?
Expressions that have the same value for every possible value of the variable.
What is equivalent expression?
Convert 5/10 to a decimal.
What is .5 or .50?
Name the Term
Allows you to distribute a factor over the terms in a sum without changing the overall value
Example: 2(3+7) = 2*3 + 2*7
What is distributive property?
These are rational numbers.
What are whole numbers, integers, decimals, and fractions?
What is y=(cop)x?
True or False:
6 < 10
What is true?
True or False
y=2x+4 is a proportional relationship.
Name the Term
Terms in an expression that have the same variable raised to the same power; constants are like terms
x and -4x
1 and 1.5
x2 and 8x2
What are like terms?
Convert 4/13 to a decimal. Round to the nearest hundredths place.
What is 0.31?
For a graph to represent a proportional relationship, the straight line must pass through this point.
What is the origin? (0,0)
Choose the expressions that are equivalent to 3(x + 2).
Select all that apply.
a). 3x+2
b). 3(2 + x)
c). 3x + 2x
d). x+ 2x+ 2+ 4
e). x + x + x+ 1 + 1 + 1 + 1 + 1 + 1
What are 3(2+x), x+2x+2+4, (x+x+x+1+1+1+1+1+1); B, D, and E?
Solve for x.
2/5(x) - 1 = 9.
What is x=25?
Name the Term
The unit rate in a proportional relationship
What is the constant of proportionality?
Convert 0.45 to a fraction. Simplify.
What is 9/20?
Jose burns an average of 200 calories in 25 minutes of running.
How many calories does Jose burn per minute?
What are 8 calories per minute?
A hand-woven rectangular rug measures x feet long and 2 4/5 feet wide. Write an expression to represent the perimeter of the rug.
Solve the two-step inequality.
36 + 3p < 60.
What is p < 8?
Name the Term
This is the term for two ratios that are equal.
What is a proportion?
Jeremiah is taking a quiz on a computer. The computer says his score is 0.625. Identify the fractions that are equivalent to 0.625.
Choose all that apply.
a). 15/24
b). 19/32
c). 11/16
d). 5/8
What are a). 15/24 and d). 5/8?
Consider the equation 1/4y = 1.5x
Solve the equation for y. What is the constant of proportionality?
y=6x;6
Kamiyah wants to join a fitness club. The fitness club charges an initial membership fee of $55 and a monthly fee of $19.50. She has $250 to spend on a membership at the fitness club. Write and solve an equation to >FIND THE NUMBER OF MONTHS< Kamiya can be a member of the fitness club.
What is 10 months?
Substitute the number 2 into each expression.
3x + 4(2x + 5)
6x + 5x + 5
True or False:
The equations are NOT equivalent.
What is 42 and 27? What is True?