6's & 7's
Add or Subtract
Decimals
5's and 8's
50

12 divided by 2

6

50

6-(-2)

8

50

9.67 x 0

0

50

8x-10=

-80

100

-6x-3=

18

100

-10-4

-14

100

4.5x2.2

9.9

100

-8x-6=

48

200

6x4=

24

200

4+(-8)

-4

200

9x-2.3

-20.7

200

8x9=

72

300

7x-5

=-35

300

5+(-6)

-1

300

3x1.3

3.6

300

8x7=

56

400

-14 divided by -7

2

400

-12-6

-18

400

-2.4x-8.2=

19.68

400

-5x5=

-25

500

7x6=

42

500

5+(-2)

3

500

1.2x3.5=

4.2

500

5x6=

30

600

-7x9=

-63

600

16+12

28

600

4.5x2.6

11.7

600

5x7=

35

700

7x8=

56

700

6+(-12)

-6

700

2.2x1.1

2.42

700
5x8=

40