obliczcie . PEŁNE OBLICZENIA !
a) -1 5/6 + 3 7/10
b) -12 3/8 + 5 5/6
c) -3 2/3 - 2 4/15
d) -3 3/4 - 5 7/18
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a) -15/6 + 37/10 = -2,5 +3,7 = 6,2
b) -123/8 + 55/6 = -15,4 + 9,2 = -6,1
c)-3 2/3 - 2 4/15 = -10,6 - 1,6 = -9
d)-3 3/4 - 5 7/18 = -8,25 - 3,16 = -11,41
myślę , ze tak ma być