Réponses

2013-11-29T18:36:48+01:00
6+4+17+13+22+28+25x4+5x8+9,25+16,75+8,7+5,3+34,75+2,25+4,355+34,645
2013-11-29T19:05:14+01:00
6+17+4+28+13+22
(6+4)+(17+13)+(28+22)
10+30+50=90

25x8x4x5
(25x4)x(8x5)
100x40=4000

9,25+8,7+5,3+16,75
(9,25+16,75)+(8,7+5,3)
26+14=40

34,645+34,75+2,25+4,355
(34,645+4,355)+(34,75+2,25)
39+37=76