Răspunsuri

2014-10-12T20:25:34+03:00
 269+(49:7+93-42+7)-402=
=269+(7+93-49)-402=
=269+51-402=
=320-402=
=(-82)

P.S. mai verifica si tu odata ca nu stiu sigur daca am facut bine!!!
2014-10-12T20:32:03+03:00
245:5=49
49:7=7
126:3=42
7+93=100
100-42+7=65
3x134=402
269+65=334
334-402=-68