Activity of Citrus Pink

I have forgotten the formula for subtracting cells in Excel can anyone help. I have a figure in B11 from that figure I want to subtract cells B14 to B28 and then have the answer in B29 can anyone help?

Hi can anyone recommend something to use for webcam chats, at the moment we use yahoo messenger but have a problem with the connections, streaming and sounds and have to disconnect and reconnect its so annoying. We have regular chats with parents in...

Help... a friend of mine has no oven and hasn't had one for a while now. she is loosing so much weight living off beans on toast, she gets in late at night and doesnt want to bother cooking. Can you help me suggest things to eat using a hob or...

Hi! Does anyone have a small slow cooker. My Grandad has had to change roles in the household because my nan has Dementia. He is quite enjoying cooking but has just worked out how to cook for 2 people (he won't do anymore as its a waste and cannot...