Oblicz ułamki.
a)3/5 + 1 i 2/5 =
b)2 i 3/5-1 i 1/5=
c)3 i 1/3-2/3=
d)2 i 4/9 + 7/9=
e)3 i 5/7 + 4 i 6/7=
f)7 i 1/4 - 6 i 3/4=
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a) 2
b) 1 i 2/5
c)3 i 1/3
d)2 i 11/9 =3i 2/9
e)11 i 11/14
f) 2/4
a) 1 i5/5 +2
b) 1 i 2/5
c) 1 i 1/3
d) 2 i 11/9
e) 7 i 11/9
f) 1/4