Łatwe na szybko. a) 1 i 5/12 - 9/8 - 2 i 5/6= b) 6 i 3/4 - 2 i 2/3 - 3 i 1/6= c) -1 i 1/7 * 1 i 11/24 : 3/5= / <--- kreska ulamkowa
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a) 1 5/12 - 9/8 - 2 5/6=34/24-27/24-2 20/24=-2 13/24
b)6 3/4 - 2 2/3 - 3 1/6=6 18/24-2 16/24-3 3/24=23/24
c)-1 1/7*1 11/24 : 3/5=-8,7*35/24*5/3=-5/3*5/3=-9/25