The Singing Hedgehog Guide to:
Here is an easier example:
4 + 2 x (6 - 3)
brackets first: 4 + 2 x 3 notice we don't put a bracket around the 3
multiply next: 4 + 6 there are no indices so we don't do them!
finally add: 10 again, no division so don't divide!
the standard mistake here is to do 4 + 2 first - so wrong!!!
return to SHG main page