adding and subtracting with negative and positive numbers.

adding with negative numbers

100

-12 + -19=??

-31

200

-19 + -24+ ??

-43

300

-43 + -32=??

-75

400

-39 + -39=??

-78

500

-17+ -9=??

-8

adding with positive numbers

100

48 + 33=??

81

200

65 + 36=??

101

300

22 + 34=??

56

400

24 + 58=??

82

500

6+ 35=

41

subtracting with negative numbers

100

what is -56 - (-17)??????

-39!

200

12- (-14)

26

300

-43- 63

-106

400

solve this------

O O O O O O
O O O O

2

500

52+  (-5)

47

subtracts with positive numbers

100

54 - 3

51

200

123 - 123

0

300

40 - 8

32

400

567 - 87

480

500

75 - 61

14

random

100

Is -17 positive or negative

Negative

200

-76 + -57

-133

300

-87 + -6= ??

-93

400

-52 + 88=??

36

500

-9+(-8)16

-272