A BIDMAS topic has got me thinking. I can generate some research from your 
thoughts, if you would be so kind. (All acknowledged of course)
Can you please tell me how you would say these examples to your class? 
Spoken word.

3 + 4 =

7 - 5 =

-2

+6

+3 - (+5)=

(-3) - (-8) =

What year group(s) do you teach?

Hugs and thanks,
Serenity