Question

19/13 + 14/16 + 1/9 +4/6 +7/13 + 17/9 nhớ ghi cách tính đầy đủ nha

Answer 1

\(\left(\frac{19}{13}+\frac{7}{13}\right)+\left(\frac{1}{9}+\frac{17}{9}\right)+\frac{14}{16}\)

=       \(\frac{16}{13}+\frac{18}{9}+\frac{14}{16}\)

= \(\frac{42}{13}+\frac{14}{16}\)

=        \(\frac{427}{104}\)

Answer 2

=(19/13 + 7/13 ) + (14/6 +4/6 ) +(1/9 +17/9 )

=26/13 +18/6 +18/9

=2 +3 + 2

=7