Insert Sequential page numbers across worksheets when printing 1. For example you can replace the ArrayFormula row A1A10 formula with a simple SEQUENCE 10 formula. Now select the cell C3 in the Dec sheet.
Go to tab Insert on the ribbon Click Header and Footer button Click Go to Footer button Click Page number button Repeat step 1 to 4 for each sheet Select the first sheet Hold Ctrl key and select the second sheet Go to print preview Check that page numbers are ok in preview.
Print preview should show Page 1 of 13 Page 2 of 13 etc. Now select the cell C3 in the Dec sheet. Your sum formula should now look like this. Hold Shift key and left click on the Dec sheet.