December 2018 1 5 Report
1. Oblicz ułamki
/- kreska ułamkowa
a) 2/5 + 0,3 +(0,8 - 1/2): 0,5=
b)4 3/8 nad 1 5/8 - 0,75 po ułamku :3=
c) (1/2* 3/4- 0,5* 0,75) : (1+ 3/7: 1/7) nad ( -6,25+ 2 1/2) 2 1/7+ 1 =
Prosze to pilne. Daję naj.

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