How to add nine odd numbers to get an even number? So it is estimated that it cannot be bundled normally.

There are many ways to do this unless there are large bundles and small bundles.

For example:

First, each bundle 13, six bundles, 13*6=78, three bundles are bound into a big bundle. The remaining 22 bundles are two bundles, one bundle 19 and one bundle 3.