Show:
Addition
Subtraction
Multiplication by 3
Multiplication by 4
Multiplication by 5
100

5+6=

11

100

9-2=

7

100

3X4=

12

100

4X3=

12

100

5X3=

15

200

8+8=

16

200

12-6=

6

200
3X3=
9
200
4X4=
16
200
5X4=
20
300

23+3=

26

300

25-12=

13

300
3X7=
21
300

4X5=

20

300
5X5=
25
400

55+10=

65
400

50-10=

40

400

3X8=

24

400

4X6=

24

400
5X8=
40
500

66+11=

77

500

88-15

73

500

3X9=

27

500
4X8=
32
500
5X10=
50