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addition
subtraction
multiplication
division
10

what is 1.1+4

 Answer= 5.1

10

13.2-9

4.2

10

1.4 X 2

2.8

10

2.2/2

1.1

20

what is 5.1+5

10.1

20

14.5-12.0

2.5

20

2.0 X 6

12.0

20

4.3/2

2.15

30

10.9 + 10

20.9

30

89-29.5

59.5

30

4.5 X 9

40.5

30

6.5/6

1.083

40

30+.9

30.9

40

8-3.8

4.2

40

100.6 X 6

603.6

40

10.1/5

2.02

50

13.6+20.8

34.4

50

9.6-8

1.6

50

45.9 X 10

459

50

5.3/3

1.767