MUTPLCATION
DIVISON
SUBTRATION
RATIOS
ADDTION
100

5X5

25 

100

12DIVED BY 4

3

100

60-20

40

100

3:6

6:9

100

3+22

25

200

20X30

600

200

12DIVED BY 3

4


200

200-60

140

200

9:10

18:20

200

60+60

120

300

300X5


1,500

300

6DIVED BY 3

2

300

150-200

50

300

15:60

30:120

300

20+20

40

400

400X10

4,000

400

30DIVED BY 4

7.5

400

5000-600

4400

400

600:330

1200:660

400

10000+200

10,200

500

500X450

225000

500

500 DIVED BY 25

20
500

60,505-10,000

50,505

500

1000:30

2000:60

500

5000+200

5200