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Calcylati 3/4 din 12,10(10+12/11)

Răspuns :

amplificam pe 10 cu 11
3/4×12,10(110/11+12/11)
3/4×1210/100×122/11
3630/400×122/11=(330×61)/200=(33×61)/20=2013/20

3/4*12,10*(10+12/11) => pe 10 amplici cu 11

3/4*12,10*(110/11+12/11)

36,30/4*122/11=4428,6/44=100,65