November 2018 1 9 Report

/ - Kreska ułamkowa Zad.1 Oblicz, pamiętając o kolejności wykonywania działań.

a) 2 1/2 + (3 1/2 - 2) =

b)7 3/4 - (2 1/4 + 2 3/4 =

c) (5 3/4 + 4 2/4) - (3 1/2 + 2 1/2 =

d) (6 1/4 - 2 2/4) + (5 2/4 - 3 3/4) =

e)(4 7/9 - 3 8/9) - 8/9 =


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