Zad.1 Oblicz, zamieniając na ułamki zwykłe a) 1,8 + 1 2/3 =

b) 2,5 x 2 2/7 =

c) 2 1/4 : 0,3 =

d) 5 + 0, 3 =

Zad. 2. Oblicz zamieniając na ułamki dziesiętne

a) 4,25 + 1 3/4 =

b) 6,5 - 3 1/2 =

c) 3,6 x 3/5 =

d) 2 1/4 : 0,3 =

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