вычислите 20 7/19 -(3 1/19+5 5/19)

20 7/19-( 3 1/19 + 5 5 /19)=20 7/19- 8 6/19 =12 1/19

[tex]20 \frac{7}{19} - (3 \frac{1}{19} + 5 \frac{5}{19 } ) = 20 \frac{7}{19} - 8 \frac{6}{19} = 12 \frac{1}{19} [/tex]
Ответ:[tex]12 \frac{1}{19} [/tex]