а) 26-(-5)=31
б) -4-(-18)=14
в) 14-(-18)= 32
г) -5/12-(-7/12)= 1/6
д) -3 1/2-(-1 3/4)= -1 3/4
е) 2 2/3-9 5/9= -6 8/9
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а) 26-(-5)=31
б) -4-(-18)=14
в) 14-(-18)= 32
г) -5/12-(-7/12)= 1/6
д) -3 1/2-(-1 3/4)= -1 3/4
е) 2 2/3-9 5/9= -6 8/9