September 2018 1 29 Report

36 Oblicz za zbioru zadań z 1 klasy gimnazjum.
a) 4/7 + 2/7 = ?
b) 7/11 + 4/11 = ?
c) 9/12 + 5/12 + ?
d) 13/16 - 9/16 = ?

e) 13 7/15 + 2 2/15 = ?
f) 2 3/4 + 5 3/4 = ?


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