Răspuns:
Explicație pas cu pas:
²⁾1/2 + 1/4 = (2+1)/4 = 3/4
²⁾1/3 + 5/6 = (2+5)/6 = 7/6
²⁾1/4 + 3/8 = (2+3)/8 = 5/8
²⁾2/5 + 3/10 = (4+3)/10 = 7/10
³⁾3/4 + ²⁾5/6 = (9+10)/12 = 19/12
⁹⁾5/7 + ⁷⁾4/9 = (45+28)/63 = 73/63
⁴⁾8/3 + 5/12 = (32+5)/12 = 37/12
³⁾11/10 + ²⁾4/15 = (33+8)/30 = 42/30⁽⁶ = 7/5