multiply by 2
multiply by 3
multiply by 4
multiply 5
multiply by 10
100

2*6

12

100

3*3

9

100

4*2

8

100

5*3

15

100

10*1

10

200

2*5

10

200

3*6

18

200

4*4

16

200

5*5

25

200

10*5

50

300

2*10

20

300

3*8

24

300

4*8

32

300

5*6

30

300

10*7

70

400

2*2

4

400

3*11

33

400

4*9

36

400

5*8

40

400

10*9

90

500

2*8

16

500

3*12

36

500

4*11

44

500

5*12

60

500

10*11

110