Zad 2 Matematyka. Oblicz: [latex]7 frac{1}{6} + 6frac{1}{8} = [latex]6 frac{1}{3} - 3frac{5}{6} = [latex] frac{3}{8} + frac{5}{6} - frac{7}{12} = [latex]2 frac{1}{6} - 1frac{1}{2} + frac{1}{8} = [latex]5 frac{1}{14} - 2frac{1}{4} - 1frac{3}{7} =[/lat

1)  13 7/24 2)   2 1/2 3)   5/8 4)   1 11/28

1).7 i 1/6 +6 i 1/8 =7 i 4/24 +6 i 3/24 =13 i 7/24 2).6 i 1/3 -3 i 5/6 = 6 i 2/6 - 3 i 5/6 = 5 i 8/6 - 3 i 5/6 = 2 i 3/6 = 2 i 1/2 3).3/8+8/6 -7/12 = 9/24+20/24 -14/24 = 29/24 -14/24 = 15/24 = 5/8 4).2 i 1/6 - 1 i 1/2+1/8 = 2 i 4/24 - 1 i 12/24+3/24 = 1 i 28/24 - 1 i 12/24+3/24=      =16/24+3/24 = 19/24 5).5 i 1/14 - 2 i 1/4 - 1 i 3/7 = 5 i 2/28 - 2 i 7/28 - 1 i 12/28 =    =4 i 30/28 - 2 i 7/28 - 1 i 12/28 = 1 i 11/28