Activity for Seatreasure

I went to update a coat on my budget tool today (increasing the estimate from 200 to 240) and it said the value was invalid. It only wanted me to enter a value ending in . 75 I tried ending it in. 75 but it still said it was invalid! How am I meant...

I'm loving all the threads and I'm wanting to get involved but I can't figure out how to add photos (or how to delete all of my embarrassing failed attempts). Could one of you clever folk that know how to do it help me please. I'm using an android...