4 ¼- 1,75 * 3,5 tutaj ma być kreska ułamkowa 5,5 + 5/8 i od tego wyniku trzeba jeszcze odjąć 1 3/14
[(4¼ - 1,75*3,5)/(5,5+5/8)] = [(4,25-6,125)/(5,5+0,625)] - 17/14 = -1,875/6,125 - 17/14 =
= -15/49 - 17/14 = -30/98 - 119/98 = -149/98 = -1 ⁵¹/₉₈
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[(4¼ - 1,75*3,5)/(5,5+5/8)] = [(4,25-6,125)/(5,5+0,625)] - 17/14 = -1,875/6,125 - 17/14 =
= -15/49 - 17/14 = -30/98 - 119/98 = -149/98 = -1 ⁵¹/₉₈