1 3/8+ (-1 1/2) : (- 1/4) =
1 3/8 + (-3/2) * (-4) = 1 3/8 + 12/2 = 1 3/8 + 6 = 7 3/8
1 3/8 + (-1 1/2) : (-1/4) = 11/8 + (-3/2) : (-1/4) = 11/8 + (-6/4):(-1/4) = 11/8 + 6 = 11/8+48/8=59/8=7 3/8 = 7,375
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1 3/8 + (-3/2) * (-4) = 1 3/8 + 12/2 = 1 3/8 + 6 = 7 3/8
1 3/8 + (-1 1/2) : (-1/4) = 11/8 + (-3/2) : (-1/4) = 11/8 + (-6/4):(-1/4) = 11/8 + 6 = 11/8+48/8=59/8=7 3/8 = 7,375
Liczę na naj i pozdrawiam
RaVVi