Oblicz
a) 1/2 - ( - 1/6 - 1/3) =
b) 1/2 - 1/3 - (1/4 - 1/5) =
c) (-1 1/7 * 1 11/24) : 3/5 =
a) 1/2 - ( - 1/6 - 1/3) = 1/2-(2/3-1/3)=1/2-1/3=3/6-2/6=1/6b) 1/2 - 1/3 - (1/4 - 1/5) = 3/6-2/6-(5/20-4/20)=1/6-1/20=20/120-6/120=14/120=7/60
c)(-1 1/7 * 1 11/24) : 3/5 =(-8/7*35/24):3/5=-280/96 :3/5=-280/96*5/3=1400/288=4 31/36
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a) 1/2 - ( - 1/6 - 1/3) = 1/2-(2/3-1/3)=1/2-1/3=3/6-2/6=1/6
b) 1/2 - 1/3 - (1/4 - 1/5) = 3/6-2/6-(5/20-4/20)=1/6-1/20=20/120-6/120=14/120=7/60
c)(-1 1/7 * 1 11/24) : 3/5 =(-8/7*35/24):3/5=-280/96 :3/5=-280/96*5/3=1400/288=4 31/36