Real Number and Rational Number Operations

Addition

100

-9+2=

-7

200

-11+(-20)+9=

-22

300

(-4/5)+(3/20)=

-13/20

400

0.46+(-0.642)=

-0.182

500

(9/10)+(-3)=

-2 and (1/10)

Subtraction

100

3-8=

-5

200

6-(-7)

13

300

(4/9)-(-2/9)=

Simplify your answer     

6/9 or 2/3

400

Find the distance between the two numbers on a number line. 

-1.5, 2.8

4.3

500

Evaluate

2.37-(-1.55)-2.48=

1.44

Multiplication

100

-10*4=

-40

200

-5(-6)

30

300

-10(-3)(-7)

-210

400

-1.39 x (-6.8)

9.452

500

-4(9/16)

Simplify your answer

-2 and 1/4

Division

100

48/-6

-8

200

-21/-7

3

300

(-2/3)/(5/9)

-18/15

400

-10/0.22=

-45.45 (repeating)

500

(7/13)/-2=

7/-26

Absolute Value

100

What is the symbol for absolute value?

two vertical lines with a number in the middle

200

What id the absolute value of -14?

14

300

What is the absolute value of zero?

Zero

400

Order the values from least to greatest.

4, |7|, -1, |-3|, -4

-4, -1, 3, 4, 7

500

Order the values from least to greatest.

|2|, -3, |-5|, -1, 6

-3, -1, 2, 5, 6