Math Review Mix

7th grade 1

100

what is the definition of mean

finding the average of a data set

200

What is the LCM of 4 and 8 

16

300

what is the answer of: 

-2(-2)+30-29

5

400

what is the area of a circle with a radius of 6

113.04

500

how do you find the area of a prism (give the formula)

1/3bh 

7th Grade 2

100

What is -9 + -8 + -5?

-22

200

Which is a larger number?

-6 or -4

-4

300

2/3 + (-3/4)

What is -1/12?

400

This is 105 divided by 7. 

What is 15

500

List all the factors of 88

What is 1, 2, 4, 8, 11, 22, 44, 88?

7th Grade Review

100

-3 + 2 = 

What is -1?

200

How do you find the area of a square?

multiply bh

300

Solve: 3(x+2)=15

x=3

400

Find x of the following equation: 

30 = -3x + 15

What is x = -5?

500

sqrt ((75-2*13)

What is square of 49?

Challenge Math

100

10% of 1000 is this.

What is 100?

200

7²+8²+9²

What is 194?

300

Use the distributive property so solve for x.

0.5(x+50)=20

x= -10

400

How do you turn a decimal into a percent? 

Multiply by 100 OR move decimal two places to the right. 

500

What is 10% of 275?

27.5