Integers and Rational Numbers

Add/Subtract Integers

100

-5 - 8 = ____

-13

200

-12 + 12 = ___

0

300

-5 + -5 + -2

-12

400

___ + -7 = -2

5

500

What is the difference between 16 and - 9

16 - -9 = 25

Multiply/Divide Integers

100

-2(7)

-14

200

-5(-12)

60

300

- -16/-8

-2

400

-28/-4

7

500

(-4)² - (-3)³

16 + 27 = 43

Add/Subtract Rational Numbers

100

-2.5 + 9.5

7

200

4.5 - -5.4

9.9

300

-8.73 - -0.3

-8.43

400

-4 + ____ = 0.4

4.4

500

-9.14 - 0.23 + 7.6

-1.77

Multiply/Divide Rational Numbers

100

5(-2.5)

-12.5

200

-9.6(-3)

28.8

300

-6.3/7

-0.9

400

-12.3/? = 3

-36.9

500

4(?) = -0.4

-1/10

Wild

100

Write 11/4 as a decimal

2.75

200

l +11 l + l - 4 l

11 + 4 = 15

300

-56/0

impossible - can't divide by 0

400

Which is larger? l - 4.3 l or 4.3? 

Neither. They are equal

500

Write 22/7 in decimal form and round to the nearest 100th. What special symbol represents this number?

pi - 3.14