BIDMAS, BODMAS and tearing your hair out.

Bidmas or Bodmas

BIDMAS BODMAS not again!

BIDMAS or BODMAS, it doesn't matter which mnemonic you use, it always seems to cause problems for pupils. Below is an idea that is simple and works.

A student or class may be able to apply it to an exercise after your explanation. Give a few questions a week later and all is forgotten. 

Either confusion reigns in the classroom when they try to apply it to problems that are outside the exercise specifically on BIDMAS or it is completely ignored by the pupils. Below is a an activity that will help.