a) (-5)-(-1 3/4)=-5+1,75=-3,25
b) (-2,2)+(10 1/5)=-2,2+10,2=8
c) -(-1 1/3)+(-15)=1 1/3-15=-13 2/3
d) -(-9)-(-4 1/4)=9+4 1/4=13 1/4=13,25
e) (-3 2/5)- 4,8=-3,4-4,8=-8,2
f) 2 1/3+(-5 3/5)=2 1/3-5 3/5= 2 5/15-5 9/15=-3 4/15
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a) (-5)-(-1 3/4)=-5+1,75=-3,25
b) (-2,2)+(10 1/5)=-2,2+10,2=8
c) -(-1 1/3)+(-15)=1 1/3-15=-13 2/3
d) -(-9)-(-4 1/4)=9+4 1/4=13 1/4=13,25
e) (-3 2/5)- 4,8=-3,4-4,8=-8,2
f) 2 1/3+(-5 3/5)=2 1/3-5 3/5= 2 5/15-5 9/15=-3 4/15