Show:
Integer strategies
Adding Integers(mixed)
Subtracting Integers(mixed)
Adding 2 negatives
Subtracting 2 negatives
100

positive+positive=?

positive

100

-5+2=?

-3

100

-8-3=?

-11

100

-5+(-7)=?

-12

100

-5-(-2)=

-3

200

positive-positive=? 

Negative or positive 

200

7+(-5)=?

2

200

4-(-3)=?

7

200

-90+(-9)=?

-99

200

-10-(-20)=?

10

300

positive-negative=?

positive

300

11+(-6)=?

5

300

9-(-5)=?

14

300

-78+(-20)=?

-98

300

-22-(-4)=?

-18

400

Positive+negative=?

Negative or positive

400

30+(-31)=?

-1

400

-10-70=?

-80

400

-38+(-45)=? 

-83

400

-220-(-10)=?

-210

500

Negative+negative=?

negative

500

110+(-50)=?

60

500

-300-50=?

-350

500

-52.125+(-67.50)=?

-119.625

500

-330-(-24)=?

-306