Vocabulary
Multiplication and Division
Place value and + and - integers
Find X and Algebraic expressions
Worded problems
100
Quotient
quantity produced by the division of two numbers.
100
139 ÷ 4: write the quotient as a decimal number
34.75
100
What integer is greater, -12 or -25
-12
100
5x= 25
x=5
100
Olympic National Park is 28.5 miles from Forks, Washington. It takes the Pearce family 0.75 hours to drive from Forks to Olympic National Park. What is their average speed, in miles per hour?
28.5 divided by 0.75 = 38
200
Product
the result of one or more multiplications.
200
17 X 56
=952
200
-5 + (-10)
-15
200
X3= 27
X= 3
300
Rational number
any number that can be written as a fraction or decimal and is not an integer
300
130/12
10 10/12
10 5/6
300
10 - (-35)
45
300
10 + x = 89
x= 79
400
Integer
a whole number with no decimal or fractional part and it includes negative and positive numbers, including zero. They also all have opposites
400
=6
400
5 + (-12)
-7
400
5(7 + m)
35 + 5m
400
Alejandro wants to go to the school musical. The auditorium has 1250 seats. The left hand section has 350 seats, the right hand side has 250 seats. How many seats are in the middle section?
The middle section has 650 seats
500
Opposite numbers
Numbers that are the same distance from 0 but on opposite sides of the number line
500
2 1/2 divided by 3/4
= 3 1/3
500
24 - (-6) -6
24
500
6(-2x + 3y) x= 5 y= -3
-114
500
Ben wants to buy a baseball cap that costs $24.50. The state tax is 8%. How much money will Ben pay in tax?
24.50 x 0.08 = $1.96