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1pe12*2,7; 3pe25*0,15;

Răspuns :


1:12*2.7=1:12*27:10=27:120=9:40

3:25*0.15=3:25*15:100=3:25*3:20=9:500

Cu placer!!! :)))

a) 1 pe 12*2,7=0,225

b) 3  pe 25*0.15=0.018

Eu am transformat fractia in numar zecimal si am calculat.