Oblicz:
b) 6 i 1/7 - 2 i 3/7=?
5 i 3/8 - 3 i 7/8=?
12 i 4/13 - 7 i 8/10=?
c)7 i 9/10 - 5 i 14/15=?
11 i 1/11 - 9 i 2/11=?
12 i 4/15 - 7 i 8/15=?
24 i 7/12 - 15 i 11/12
zad.5:
b) 3 i 1/10 + 7/10 - 3 i 7/10=?
5 i 1/12 - 2 i 7/12 + 5/12=?
Dzięki..opłaca się bo dużo pkt :) i naj :)
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Zadanie 4
b) =3i5/7
1i4/8
4i66/130