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adding
subtracting
mulitpling
divideing
100

-2+-9=

what is -7

100

-8-20=

what is -27

100

-3(23)=

what is -129

100

-9/-27=

what is 3

200

-30+100

what is 70

200

-40-70=

what is -110

200

60(-7)=

what is -420

200

30/-3=

what is -10

300

-70+40=

what is -30

300

-43-53=

what is -96

300

35(-14)=

what is -490

300

80/-10=

what is -8

400

400+-40=

what is 360

400

-500-47=

what is -547

400

400(-50)=

what is -20,000