giúp mình với:

857425 + 15748

36733 - 2686

Đáp án:

Giải thích các bước giải:

   857425

+  15748

--------------

   873173    

   36733

-   2686

-------------

   39419

\(\begin{array}{l}\begin{array}{*{20}{c}}{ + \begin{array}{*{20}{c}}{8\,5\,7\,4\,2\,5\,\,\,\,\,\,\,\,\,\,}\\{\,\,\,\,1\,5\,7\,4\,8\,\,\,\,\,\,\,\,\,\,\,}\end{array}}\\\hline{\,\,\;\;\,\,\,8\,7\,3\,1\,7\,3\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,}\end{array}\end{array}\) $\\$ Vậy $\rm{857\,425 + 15\,748=873\,173}$$\\$$==============$$\\$ \(\begin{array}{l}\begin{array}{*{20}{c}}{ - \begin{array}{*{20}{c}}{3\,6\,7\,3\,3\,\,\,\,\,\,\,\,\,\,\,}\\{\,\,2\,6\,8\,6\,\,\,\,\,\,\,\,\,\,}\end{array}}\\\hline{\,\,\,\,\;\;\,\,\,\,3\,4\,0\,7\,4\,\,\,\,\,\,\,\,\,\,\,\,\,\,}\end{array}\\\end{array}\)$\\$ Vậy $\rm 36\,733 - 2\,686= 34\,074$