Răspunsuri

2014-10-03T20:49:44+03:00
2014-10-03T20:55:15+03:00


0.5+7*1/5=0.5+1.4=1.9

7 supra 5=1.4

Sau:

0.5= 1 supra 2 (1/2)

⇒ 1/2 + 7/5 ( amplificam prima fractie cu 5, iar a doua fractie cu 2)

⇒5/10 + 14/10 = 19/10 = 1.9