Show:
Unit 1
Unit 2
Unit 3
Unit 4
Unit 5
100

8x6

48

100

3/4+1/2

1/25

100

1 5/7 x 2 9/10

4 34/35

100

3 _ 4

3 < 4

100

Subtract:

20- 15.23

4.77

200

5x6

30

200

4/5-1/10

7/10

200

3 7/8 x 5 7/6

23 43/48

200

7 _ 4

7 > 4

200

subtract:

40.10- 34

6.10

300

40% 5

8
300

2/3+1/3

1/0

300

4 5/7 x 3 4/6

17 2/7

300

5 + _= 10

5 + 5= 10

300

Add:

32+ 27.05

59.05

400

27% 3

9

400

2 3/4+ 3 5/7

6 13/28

400

5 6/7 % 2 1/3

2 25/49

400

6 - _= 2

6- 4= 2

400

add:

10+ 27.05

59.05

500

70% 7

10

500

5 6/3+ 1 2/7

8 2/7

500

7 8/9 % 2 7/10

2 224/243

500

5 _ 9

5 < 9

500

Add: 

9+ 0.8

8.2