Oblicz: (ułamki)
a) 5 1/3 - 1 7/9 =
b) 3/4 / 7/8 =
c) (1 1/2) do potęgi 2 =
a)
b)
c)
a) 5 1/3 - 1 7/9 = 5 9/27 - 1 21/27 = 3 15/27 = 3 5/9
b) 3/4 : 7/8 = 3/4 * 8/7 = 6/7
c) (1 1/2) do potegi 2 = (3/2) do pot. 2 = 9/4 = 2 1/4
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a)
b)
c)
a) 5 1/3 - 1 7/9 = 5 9/27 - 1 21/27 = 3 15/27 = 3 5/9
b) 3/4 : 7/8 = 3/4 * 8/7 = 6/7
c) (1 1/2) do potegi 2 = (3/2) do pot. 2 = 9/4 = 2 1/4