DZIAŁANIA NA UŁAMKACH ZWYKŁYCH
a)4i5/7=3ix/7= b)6=5ix/6= c)4i2/3=x/3= d)13=x/3=
10i3/10= 4i4/17=3ix/13= 3i3/4=x/4 pomocy.!!!!!!!!!!!!
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a) 3 i 12/7
b)5 i 6/6
c)14/3
d)36/3
103/10
3 i 21/17
15/4