Enrique Daccarett operation with rational numbers

Addition

100

2/3 + 1 1/3

2 0/3

200

2.3 + 3.5

5.8

300

9.10 + 5.12

14.22

400

1/7 + 4/7

5/7

500

1 8/9 + 3 3/9 =

5 2/9

subtraction

100

100 + (-50 ) =

50

200

1200 + (-1000)

200

300

5.45 - 7.32

12.77

400

1 12/24 - 12/24

1 0/24

500

3/4 - 7/20

1/5

multiplication

100

250 X 2

500

200

30 X 10

300

300

20 X 2

40

400

120 X _ = 480

4

500

290 X 5 

1450

division

100

200 ÷  5

40

200

50 ÷ 4

12.5

300

3.20 ÷ 2

1.6

400

1.6 ÷  1

1.6

500

9.3 ÷  3.1

3

word problems

100

5 people want omelets for breakfast. if they are 15, how many eggs are needed for each omelet?

0

200

Michal had 3 boxes and in each box, he had 30 apples how many apples did Michal have in the 3 boxes

90

300

Mr.David had 10 students and 50 candy how many candies will a kid get?

5

400

Miguel had 40 apples his friend got 50 wats the difference between the 2  

10

500

20 kids have 400 cookies and the other group of kids got triple the amount of the fears group.

1200