399. Найдите значение выражения:
4) -9/11 + (-4целых3/11) ;
5) -3/17 + (-11/34) ;
6) -7/12 + (-8целых1/6) ;
4) -9/11 + (-4целых3/11) ;
5) -3/17 + (-11/34) ;
6) -7/12 + (-8целых1/6) ;
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Answers & Comments
4) -9/11+(-4 3/11)= -(9/11+4 3/11)= -4 12/11= -5 1/11
5) -3/17+(-11/34)= -(3/17+11/34)= -(6/34+11/34)= -17/34
6) -7/12+(8 1/6)= -(7/12+8 1/6)= -(7/12+8 2/12)= 8 9/12