Oblicz: j). -2,25 - 5 5/6 k). -0,12 - (-3/4) l). -3,35 + 1,1 - -5 1/2 m). 2 2/3 - 5,1 - 3,1 n). -13 3/4 + 9,27 + 3,02 o). -7 3/5 - 6 1/2 + 5,4
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j) -2,25 - 5 5/6=
=-2 1/4-5 5/6=
=-9/4-35/6=
=-54/24-140/24=
=-194/24=
=8 2/24=
=8 1/12
k) -0,12 - (-3/4)=
=-0,12-(-0,75)=
=-0,12+0,75=
=0,63
l) -3,35 + 1,1 - -5 1/2=
=-2,25-(-11/2)=
=-2,25+5,5=
=3,25
m) 2 2/3 - 5,1 - 3,1=
=8/3-2/1=
=8/3-6/3=
=2/3
n) -13 3/4 + 9,27 + 3,02=
=-55/4+12,29=
=-13,75+12,29=
=-1,46
o) -7 3/5 - 6 1/2 + 5,4=
=-38/5-13/2+5,4=
=-7,6-6,5+5,4=
=-7,6-1,1=
=-8,7