7 and 8
7th review
Math
7TH Grade Math
Fractions and Exponents
7/8TH Grade
100
What is the rule to preform a 180 degree rotation on the coordinate plane?
(-x,-y)
100
Mr. Davis bought 50 pounds of pizza dough and used it equally over 7 days. How much pizza dough did he use each day? Write as a mixed number.
7 1/7
100
Give an example of an irrational number.
Possible answers: Pi, square root of 3, non-repeating and non-terminating decimals
100
Orange Juice is in the orange cups and green Gatorade is in the green cups.What fraction of the glasses has orange juice in simplest form?
3/4
100
Rewrite the expression as a singular base raised to an exponent.
b2 * b * b-3 * 2b3
2b3
100
What is 6/100 in decimal form?
0.06
200
Find the area of a rectangle with the given measurements. Include the unit.
length= 74 inches
width= 3 inches.
221 square inches (or inches squared)
200
Convert the following percent into its equivalent decimals.
17%
.17
200
What is the area of a triangle with a base of 7 units and a height of 8 units?
28
200
What is 23% of 80
18.4
200
11/9*1/5
11/45
200
Solve the equation.
6x + 2x =72
x=9
300
1.5 - 1/4
1.25
300
Dennis bought shoes on sale for 25% discount. If the shoes were originally $200, how much did Dennis save?
$50
300
Solve for x
4x - 6 = 18
6
300
Solve this equation:
2x-9=19
14
300
5/7 divided by 3/4
Express your answer in fraction form
20/21
300
You have a Rectangle with lengths 3 x 4. If you create a new rectangle with a scale factor of 3, what is the area of the new rectangle.
108
400
Solve for x.
x3 + 1 = 9
2
400
What is 3/6+7/8?
11/8 or 1 3/8
400
Kerry walks 3 miles each day. How far will she walk in 2 weeks if she walks every day?
42 miles
400
Mr. Kelly pays $12,564 a year for rent. How much does he pay for rent each month?
$1,047
400
3/7 + 2/5
29/35
400
A right triangle has a hypotenuse of 10 cm and a leg of 8cm. Find the length of the other leg.
6 cm
500
Andrew got 9⁄12 questions correct on a math test.
What percentage is equivalent to the fraction of questions he got correct on the test?
75%
500
What is the square root of 36
6
500
If Kai earns $24 after working 4 hours, how much will he have earned after working 97 hours?
$582
500
Simplify this expression
2(3 – x) – 12 + 4x
2x - 6
500
Simplify the expression using only positive whole number exponents.
(2)-1 ÷ 24
1/25
500
Solve this problem:
8+(9-2)(4-7)
29