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b) 41+(-35)+(-27)+70-6=41-35-27+70-6=43
c) (-4,1)+(-7,25)+3,6+2,1+3,2=-4,1-7,25+3,6+2,1+3,2=-2,45
d) (-1/2)+(-1/4)+(-2 3/8)+6 5/16+8= -1/2-1/4-2 3/8+6 5/16=
-8/16-4/16-2 6/16+6 5/16=-3 2/16+6 5/16=3 3/16
e) (-2,25)+(-9,35)+4,75+(-6,3)+(-12)+10=-2,25-9,35+4,75-6,3-12+10=8,85
f) 3 1/2+ 4/5+(-7 7/10)+(-9 3/5)+17=3,5+0,8-7,7-9,6=-13
a) 25-45=-20
b) 3 3/4-28 1/8=3 6/8-28 1/8=24 3/8
c) 0,35-(-4,5)=0,35+4,5=4,85
d) 3/4-(-7,5)= ,75+7,5=82,5
e) 128-(-34,135)=128+34,135=162,135
f) -3 5/6-(-7 5/12)=-3 5/6+7 5/12=-3 10/12+7 5/12=3 7/12
g) 40,2-135,83=-95,63
h) -2,53-(-5 11/25)=-2,53+5 11/25=-2,53+5,44=2,91
i) 3,25-(-6,45)=3,25+6,45=9,7
b) 41+(-35)+(-27)+70-6=41-35-27+70-6=43
c) (-4,1)+(-7,25)+3,6+2,1+3,2=-4,1-7,25+3,6+2,1+3,2=40,55
d) (-1/2)+(-1/4)+(-2 3/8)+6 5/16+8= -0,5-0,25-2,375+6,3125+8=11,1875
e) (-2,25)+(-9,35)+4,75+(-6,3)+(-12)+10=-2,25-9,35=4,75-6,3-12+10=
-15,15f) 3 1/2+ 4/5+(-7 7/10)+(-9 3/5)+17=
f) 3 1/2+ 4/5+(-7 7/10)+(-9 3/5)+17=3,5+0,8-7,7-9,6+17=4
a) 25-45=-20
b) 3 3/4-28 1/8=3,75-28,45=-24,7
c) 0,35-(-4,5)=0,35+4,5=4,85
d)2 3/4-(-7,5)=2,75+7,5=10,25
e)128-(-34,135)=128+34,135=162,135
f)-3 5/6-(-7 5/12)=-3,83+7,42=3,59
g)40,2-135,83=-95,63
h)-2,53-(-5 11/25)=-2,53+5,44=2,91
i) 3,25-(-6,45)= 3,25+6,45=9,7