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10 exerciti cu paranteze patrate va rog de clasa a -4- a

Răspuns :

[33+67+(221+114)]=33+67+335=435
3-[40+11-(32+18)]=3-(51-50)=3-1=2
[34+2•(3+4)+22-15]=34+14+22-15=55
2+[13+111-(22+41)]=63
17-[100-(92+8)]=17
101+[14-(11-7)]=121
[44-22+2•3+(12+88)]=128
[45+5-(65-30)-2]=13
20+[1111-(500+11)-20]=600
12•3-[35-13+(23-12)]=3