MATH REVIEW!

7th Grade Math

100

Subtract the integers

(-56) - 72 + 416

288

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?

7 1/7

100

Add and Subtract integers

-3 + 6 - 3

100

Distribute 3(2x+6)

6x+18

100

Find the sum: -55.34 + 25 =

-30.34

100

What is 6/100 in decimal form?

0.06

200

Simplify the following expression: 2(x + 7)

2x + 14

200

Multiply integers

(-3)(-21)(-8)

-504

200

Simplify the following expression: -4x - 7x + 9

-11x + 9

200

Combine like terms: -2y+5+y-7

-1y-2

200

7⁵ / 7²

7³

200

What is the correct Order of Operations/PEMDAS

Parenthesis

Exponents

Multiplication/Division (whichever comes first)

Addition/Subtraction (whichever comes first)

300

order from least to greatest: 5.010 ; 5.100; 5.001

5.001; 5.010; 5.100

300

Add and Subtract integers

-3 + 66 + -93 + 10

-20

300

What is the definition of "absolute value"

Distance a number is from zero on the number line

300

Find the difference: (-2x+4) - (2x-3)

-4x+7

300

Simplify -(2x-10)

-2x+10

300

Evaluate the expression : (2)⁴

(2)¹⁶

400

Simplify: 5 + 3(7x - 2)

21x + 3

400

use >, < or = to compare: 4.99 and 4.998

4.99 < 4.998

400

Find the sum: (2.5x+8.4) + (3.6x+7.5)

6.1x+15.9

400

Simplify expression: (-2) . (-2)⁴

(-2)⁵

400

Write the following in simplest form: 32/6

5 1/3 or 16/3

400

Simplify expression: 4x-8+2x

6x-8

500

What is the top number in a fraction called?

Numerator

500

True or False?

x = 1x

true

500

true or false

-9(7)(-3)= 180

false

500

Simplify: 9+3(2x+4)

6x+21

500

true or false

15 - (-5) + 9 - 80 = -51

true

500

Evaluate: 125⁰