Key Terms
Properties of Zero
Name That Reciprocal!
Integers With The Same Sign
Integers With The Opposite Sign
100

A letter that can stand for any number

What is a variable?

100

5 - 0 =

5

100

The reciprocal of 5

What is 1/5?

100

45 + 35

What is 80?

100

4 + (-4) = 

What is 0?

200

Any positive or negative number

What is an integer?

200

0 - 5 =

-5

200

The reciprocal of 37

What is 1/37?

200

-23 + (-7)

What is -30?

200

-5 x 8 = 

What is -40?

300

The value of how far a number is from 0

What is absolute value?

300

5 + (-5) = 

0

300

The reciprocal of 2/3

What is 3/2?

300

-7 - (-78) =

What is -85?

300

5 + (-27) = 

What is -22?

400

A number on its own, or sometimes attached to a variable 

What is a constant

400

0 ÷ 27 = 

0

400

The reciprocal of -7/3

What is -3/7?

400

-3 x (-7) = 

What is 21?

400

-30 - 4 = 

What is -34?

500

When we add a value to a variable to find out what it's equal to

What is evaluate?

500

167 ÷ 0

Undefined

500

The reciprocal of -6/6

What is -1?

500

-81 ÷ -9 =  

What is 9?

500

-144 ÷ 12 = 

What is -12?