Oblicz:
a) -1 9/16 + 11/12=
b) 1 5/8 - (-2 2/3+ 0,25)=
c) 1 2/5 - 3 7/8 - 0,125=
d) 1/2 - 1/3 - ( - 1/4 - 1/5)=
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a) -1i27/48 + 44/48 = -75/48 +44/48 = 119/48 = 2i 23/48
b) = 1i5/8 +2i2/3 + 1/4 = 1i15/24 + 2i16/24 + 6/24 = 3i37/24= 4i13/24