Show:
ADD/SUBTRACT
ADD/SUBTRACT DECIMALS
MULTIPLICATION
ADD/SUBTRACT FRACTION SAME DENOMINATOR
ADD/SUBTRACT FRACTION DIFFERENT DENOMINATOR/ LCD
100

4 + 5 =

9

100

4.5 + 1.2 =

5.7

100

4 x 6 =

24

100

1/3 + 2/3

3/3 or 1

100

what is the LCD of 2 and 4

4

200

10 + 2

12

200

5.4 - 2.3 =

3.1

200

22 x 5 =

110

200

4/6 - 2/6 =

2/6

200

1/2 + 1/4 

3/4

300

145 - 12 =

1133

300

24.3 + 1.2 =

25.5

300

342 x 6 =

2,052

300

5/10 + 2/10 =

7/10

300

What is the LCD of 6 and 9

18

400

1245 - 211 = 

1,034

400

35.6 - 2.3 =

33.3

400

24 x 12 =288. true or false?

true = 288

400

13/15 - 2/15 =

11/15

400

3/3 - 2/6

4/6

500

1,245 + 3,531 =

4,776

500

12.34 + 2.4 =

14.74

500

1,234 x 0

0

500

8/16 + 3/16 =

11/16

500

what is the LCD of 3 and 7

21