Show:
x3
x4
x6
x7
x8
100

2 x 3+2

What is 8

100

4 x 2+5

What is 13

100

6 x 3+0

What is 18

100

7 x 3+4

What is 25

100

8 x 9+3

What is 75

200

3 x 3

What is 9

200
4 x 4
What is 16
200
6 x 8
What is 48
200
7 x 8
What is 56
200
8 x 7
What is 56
300

3 x 4-2

What is 10

300

4 x 9-4

What is 32

300

6 x 4-2

What is 22

300

7 x 7-0

What is 49

300

8 x 8-1

What is 63

400
6 x 3
What is 18
400
4 x 9
What is 36
400
6 x 6
What is 36
400
7 x 6
What is 42
400
8 x 4
What is 32
500

8 x 3-5

What is 19

500

4 x 7-2

What is 26

500

6 x 9-6

What is 48

500

7 x 10-5

What is 70

500

8 x 10-10

What is 70