31 Dec 2007 mark six 六合彩

15,16,21,23,37,45,+4(extra number).

solution:

(45-37)/(23-21)=4.

4x(16-15)=4.(extra number).

29 Dec 2007 mark six 六合彩

6,12,16,33,41,48+8.(extra number).

solution:

(48-41)+6-(33-16-12)=8.(extra number).

27 Dec 2007 mark six 六合彩

7,17,37,38,40,48,+43(extra number).

solution:

40+(37-17)-(48-38)-7=43(extra number).

25 Dec 2007 mark six 六合彩

1,2,21,30,44,46,+33(extra number).

solution:

30-21+(46-44)=11.
(1+2)x11=33.(extra number).

22 Dec 2007 mark six 六合彩

1,9,17,28,42,46,+32(extra number).

solution:

46-(28+17)=1.

42x1-(1+9)=32.(extra number).

18 Dec 2007 mark six 六合彩

1,2,6,19,24,40,+44(extra number).

solution:

40+6-(24-19)+2+1=44(extra number).

16 Dec 2007 mark six 六合彩

1,17,23,25,40,44,+26(extra number).
solution:
(44-40)+17+1=22.
25+(23-22)=26(extra number).

13 Dec 2007 mark six 六合彩

5,7,15,18,23,42,+10(extra number).
solution:
42/7=6.
6-(23-18)=1.
(15-5)x1=10.(extra number).

11 Dec 2007 mark six 六合彩

16,18,24,35,40,41,+47(extra number).
solution:
40-35=5.
41+24=65.
65/5=13.
13+16+18=47.(extra number).

08 Dec 2007 mark six 六合彩

9,14,35,38,41,42,+40.(extra number).
solution:
41-35=6.
42/6=7.
(9+7)-14=2.
2+38=40.(extra number).

06 Dec 2007 mark six 六合彩

5,26,33,38,39,46,+47(extra number).
solution:
(33-26)-5-(39-38)=1.
46+1=47(extra number).

04 Dec 2007 mark six 六合彩

18,23,26,28,30,45,+15(extra number).
solution:
30-28=2.
26-23=3.
18/(2x3)=3.
45/3=15.(extra number).

02 Dec 2007 mark six

18,25,29,30,32,35,+39(extra number).
solution:
18-(32-30)=16.
29-25=4.
35+(16/4)=39.(extra number).