Răspunsuri

2014-10-11T21:42:04+03:00
5+5X 2 =5(1+x2)
Bafta la scoala
a)7(5-3)=7*2=14
b)3(2+8-3)=3*7=21
c)15+15*7=15(1+7)=15*8=120
d)7*9-7=7(9-1)=7*8=56
e)143(81+11+7+1)=143*100=14300
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