第5页

信息发布者:
160
1200
310
80
61
270
320
210
300
34
1101
337
105
$\begin{array}{r}725\\+376\\\hline1101\end{array}$
$\begin{array}{r}805\\-468\\\hline337\end{array}$
$\begin{array}{r}1000\\-895\\\hline105\end{array}$

验算 $\begin{array}{r}105\\+895\\\hline1000\end{array}$
977
108
646
$\begin{array}{r}665\\+312\\\hline977\end{array}$
$\begin{array}{r}564\\-456\\\hline108\end{array}$
$\begin{array}{r}800\\-154\\\hline646\end{array}$

验算 $\begin{array}{r}646\\+154\\\hline800\end{array}$
141
914
211
379
894
650
$24+24×3=96$(人)
$46×3+57=195$(棵)
$59-M=N$
$59-N=M$
$932-474=458$
$932-458=474$