Adding
Subtracting
Multiplying
Dividing
Extra
100

12+17

29

100

22-15

7

100

3x8

24

100

30/6

5

100
Say the x and / integers chant as a group

  

200

-20+10

-10


200

-20-5

-25

200

(-4)x4

-16

200

-20/4

-5

200

Say the + and - chant as a group

 

300
5+(-7)

-2

300

-3-(-5)

2

300

3x(-9)

-27

300

18/(-3)

-6

400

15+(-15)

0

400

7-(-3)

10

400

(-4)(-6)

24

400

-64/8

-8

500

(-8)+(-15)

-23

500

35-77

-42

500

(-7)(6)

-42

500

-121/(-11)

11