Calculate: $26+27+29+31+32+33+35=$
$$
\begin{array}{l}
26+27+29+31+32+33+35=(30-4)+(30-3)+(30-1)+(30+1)+(30+2)+(30+3)+(30+5) \\
=30 \times 7+(1+2+3+5-4-3-1)=210+3=213
\end{array}
$$

【Analysis and Solution】Calculation.
$$
\begin{array}{l}
26+27+29+31+32+33+35=(30-4)+(30-3)+(30-1)+(30+1)+(30+2)+(30+3)+(30+5) \\
=30 \times 7+(1+2+3+5-4-3-1)=210+3=213
\end{array}
$$