positive
negative
mixed
super
100

39-28

what is 11?

100

-210+(-27)

what is -237?

100

97-(-703)

what is 800?

200

620+374

what is 994?

200

-50-(-13)

what is -37?

200

-219+310

what is 91?

300

927-52

what is 875?

300

-709-(-89)

what is -620?

300

730-(-730)

what is 1460?

400

73+456

what is 529?

400

-721+(-298)

what is -1019?

400

-2719+(-171)

what is -2890?

500

97835-41278

what is 56557?

500

-87634-(-6802)

what is -80832?

500

73821+(-9187)

what is -64634?

500

-35+[26017-(-287)]

what is 26269?