Saving the attached test file to OOXML stores the zoom factor as 10% as the value provided by calc is 0. My naive patch was at https://gerrit.libreoffice.org/#/c/3691/
Created attachment 78639 [details] test file
Noel Power committed a patch related to this issue. It has been pushed to "master": http://cgit.freedesktop.org/libreoffice/core/commit/?id=38d7278e38b8c6d6e332814b5c626ab182d41d31 fix for fdo#64078 The patch should be included in the daily builds available at http://dev-builds.libreoffice.org/daily/ in the next 24-48 hours. More information about daily builds can be found at: http://wiki.documentfoundation.org/Testing_Daily_Builds Affected users are encouraged to test the fix and report feedback.
Noel Power committed a patch related to this issue. It has been pushed to "master": http://cgit.freedesktop.org/libreoffice/core/commit/?id=1b14676b5f95dd51d6266a6ab7bd713a5ddcff2f redo fix for fdo#64078 The patch should be included in the daily builds available at http://dev-builds.libreoffice.org/daily/ in the next 24-48 hours. More information about daily builds can be found at: http://wiki.documentfoundation.org/Testing_Daily_Builds Affected users are encouraged to test the fix and report feedback.