Question

Ajutati-ma va rog este URGENT!!! Dau coroana

Answer 1

a ) 1 / 3 + 2 / 3 = ( 1 + 2 ) / 3 = 3 / 3 = 1

b ) 1 /5 + 2 / 5 + 3 / 5 = ( 1 + 2 + 3 ) / 5 = 6 / 5

Answer 2

a)$\frac{1}{3} +\frac{2}{3} =\frac{3}{3}$=1

b)$\frac{1}{5} +\frac{2}{5} +\frac{3}{5}=\frac{6}{5}$

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