Show:
X5
X6
X7
X8
X9
100

5x4=

20

100

6X2=

12

100

7X3=

21

100

8X1=

8

100

9X2=

18

200

5x7=

35

200

6x8=

48

200

7x7=

49

200

8X3=

24

200

9x6=

54

300

5x_=25

5

300

6X_=18

3

300

7X_=28

4

300

8x_=16

2

300

9X_=81

9

400

5X25=

125

400

6X12=

72

400

7X11=

77

400

8X23=

184

400

9X21=

189

500

216X5=

1080

500

253X6=

1518

500

7X162=

1134

500

213X8+

1704

500

123X9=

1,107