Numbers and Operations - Review

Absolute value

100

l-5l - |6|

-1

200

13 + l-67l

80

300

3 l-9l - 20

7

400

40 - l500l

-460

500

2l15l - 3|-12|

-6

Adding Integers

100

-9+2

7

200

-12+(-6)

-18

300

-10+19+5

14

400

 x + 10 = 4

x=-6

500

 y + 6 = -2

y= -8

Subtracting Integers

100

4-7

-3

200

9-5-8

-4

300

-4-6

-10

400

-2-3-(-3)

-2

500

-6-(-9)

3

Definitions & Rules

100

How do you subtract one integer from another?

KCC

200

How are adding integers and subtracting integers related?

Adding and subtracting integers are related because when your are adding negative numbers it is technically a subtraction problem.

300

Define "absolute value".

Absolute Value- The distance on a number line from zero to the integer

400

How do you multiply and divide integers? *Rule for is the answer will be positive or negative 

even number of (-) = positives

odd number of (-) = negatives

500

If you have multiplication, addition, subtraction, division, exponents, and parenthesis all in one problem, how do you know which to do first?

Order of Operations: PEMDAS

Parenthesis

Exponents

Multiplication/Division

Addition/Subtraction

BONUS

100

-3 x 4 + -3

-15

200

-8 x -8 / -4

-16

300

-48 / 6 / -2

4

400

1.23 / 0.4

3.075

500

23.68 x 3.4

80.512