Respuestas

2013-09-04T00:18:57+02:00
1) 2+{-[-(7+8)+(4-3)]-2}
2) 12+{-[-(17+3)+(8-5)]-4}
3) -(5-2)+(4-6)-(8+2)
4) -(6-3)-[2-(5-7)-3]
5)-[5-(4-7)-(2-3)]
6) -(7-3)-(5-2)-[(12-6)-(9-5)]
7) 18/(6x2-3)-[16-(-4)x2]
8) -[5+7x(-3)]+21/7-4
9)-8-[21/(-3)+[6x(-2)-7]
10) -[5/(-5)+2/(-2)]-10/(3x5-5)
ESPERO QUE TE HALLA SERVIDO :D