Math Review

Positive or Negative

100

A negative number multiplied by another negative number

positive

200

A positive number multiplied by a negative number

negative

300

8 + (-6)

Positive

answer would be 2 

400

(-2) x (-2) x (-2)

negative

(-2)x(-2) = 4

4x(-2)= -8

500

(-32) - 44

negative

-76

Inequality Sign

100

Ethan weighs under 100 lbs

< less than

< 100 lbs

200

Martha can lift up to 25 lbs

less than or equal to 

300

Katie read 27 books last summer

= equal to

400

Mike ran at least 5 miles yesterday at practice

greater than or equal to

500

Mandy can gets under 8 hours of sleep each night

< less than

< 8 hrs

Addition/Subtraction

100

(-6)+12

6

200

(-45)+9

-36

300

(-1)-10

-11

400

2-(-9)-8

3

500

16+(-13)+5

8

Solve for X

100

8x+13x=42

x=2

200

x-2+3=-2

x=-3

300

-5(6x+6)=30

x=-2

400

3(3x-6)=18

x=4

500

-5x-8(1+7x)=-8

x=0

Terminology

100

Name all the parts in P.E.M.D.A.S (order of operations)

Parenthesis, Exponents, Multiplication, Division, Addition, Subtraction

200

Which of the following is also a Polygon?

A)triangle

B)square

C)parallelogram

D)all of the above

D) all of the above

All shapes are polygons

300

What is the formula for finding the area of a square?

Length times width

400

What is the median of the following set of numbers?

13,7,9,1,9,5,2,9,11

9

500

What is the range of the following numbers?

20,14,25,28,19,24

14