Add mathematical equations in Keynote on Mac - Apple Support
Pages, Numbers, & Keynote for Mac and iOS add editing features & Touch ID for password protected docs - 9to5Mac
Change the order and timing of builds in Keynote on Mac - Apple Support (HK)
LaTeX and MathML equations come to iWork, as well as iBooks Author – The Eclectic Light Company
Add and edit a shape in Keynote on iPad - Apple Support (CA)
Lock a Keynote presentation on Mac - Apple Support (CA)
Animate objects on and off a slide in Keynote on Mac – Apple Support (AU)
Change the color of text in Keynote on Mac - Apple Support
Change Keynote settings on Mac - Apple Support (SG)
Add and edit drawings in Keynote on iPad - Apple Support (CA)
How to add charts to Keynote slides on Mac, iPad & iPhone
Change the look of table text in Keynote on Mac - Apple Support (CA)