Meal planning - DD plans her every other week,I cook just for me and her , OH cooks for himself.
Birthday and Christmas present shopping for all relatives and friends I only buy for DD and OH,rarely a friend if see them on the day.
Keeping track of children's clothes, shoes, PE kit for what needs (constantly) replacing according to size and season - OH does shoes as needed ,I do uniform and buy big.
School admin - I do most of this ,OH adds things on the calendar or reminds me if he gets texts/emails. Also buys shit/brings in cash for this day or that day.
After-school activities planning - booked termly or arranged adhoc.
Weekend and holiday planning and budgeting- should we go to x? Yeah..sorted by whomever suggested it.
Household bills admin - all DD
Decluttering - I do it with DD during each holiday(OH does the dump trip)
Organising healthcare - ermm ring gp/dentist if there's an issue?
Updating calendars and planners - during the holidays,we both add to it
Editing and backing up family photographs - that's what FB is for
Selling clothes and household items - I do this
Looking for the best deals on household items- not really
needed, knowing when relevant sales are on etc- boxing day is the only one we really take notice of
Checking product reviews - nope,unless it's something big and expensive
Many other not every day cleaning jobs such as deep cleaning cupboards, cleaning washing machine, washing sofa covers, windows etc - once a year? Twice if he also decides to randomly do it. Three times if my mum comes over.