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a) (-6,3) + (-2 2/5) = .......
b) (-8 1/3) - 1,1 = ......
c) (-3 3/4) - (-5,1) = ......
d) 2,25 - 3 1/2 = ......
e) -5 1/8 - 0,25 = .....
f) (-6 2/3) - 5,75 = .....
PS. ,, 1/2 '' oznacza ułamek.
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a) (-6,3) + (-2 2/5) = -6 3/10-2 4/10=-8 7/10
b) (-8 1/3) - 1,1 = -8 1/3-1 1/10=-8 10/30-1 3/30=-9 13/30
c) (-3 3/4) - (-5,1) = -3,75+5,1=1,35
d) 2,25 - 3 1/2 = 2,25-3,5=-1,25
e) -5 1/8 - 0,25 = -5,125-0,25=-5, 375
f) (-6 2/3) - 5,75 =- 6 2/3-5 3/4=6 8/12-5 9/12=11/12