Adding and Subtracting Rational Numbers Review

Subtracting Rational Numbers

100

-9 - 3

-12

200

7.6 - 5

2.6

300

-3 - (-6)

3

400

14.5 - (-26)

40.5

500

-75.6 - 87.07

-162.67

Adding Rational Numbers

100

-9 + 6.5

-2.5

200

-54 + 3

-51

300

65 + -97

-32

400

89.87 + -100

-10.13

500

-2/5+7/5

1

Are you Positive?

100

Which numbers act as positives in the expression:

5.4-32.4+(-1)

5.4

200

Which numbers act as negatives in the expression:

7.6-3+(-12)

-3 and -12

300

DAILY DOUBLE!!! Which numbers act as negatives in the expression:

16-(-54)+1/2

None

400

Which numbers act as positives in the expression:

-20-(5)+62-(-3)

62 and 3

500

DAILY DOUBLE!!! Which numbers act as negatives in the expression:

7-12+(-5)-4-(-65)

-12, -5, -4

One step equations

100

x-11 = 8

x=19

200

-19+x=25

x=44

300

x-(-3.9)=17.1

x=13.2

400

x-5.3 = -3

x=2.3

500

-2.9-x=-7.2

x=4.3