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zad 14 str 140 kl 5 matematyka ​

Zad 14 Str 140 Kl 5 Matematyka class=

Odpowiedź :

Odpowiedź:

a) 3/12 - 2/12 = 1/12

b) 9/30 - 2/30 = 7/30

c) 26/54 - 21/54 = 5/54

d) 35/40 - 14/40 = 21/40

a) 1/24 - 1/24 = 0 b) 9/30 - 2/30 = 7/30 c) 26/54 - 21/54 = 5/54 d) 30/40 - 14/40 = 16/40 = 2/5