Focus on the pronunciation of plus
English definition of “plus”
› used to say that one amount or number is being added to another: The apartment costs $900 a month, plus $100 for the parking space. You will get twenty-five days paid leave per year, plus bank holidays. He will be asked to repay the damages and costs awarded plus interest.
› and also: Most campsites have shower facilities, plus a small store and cafe where you can stock up on supplies. → Compare minus
plus or minus sth › used to say that the number stated may be more or less by a particular amount: The survey's margin of error is plus or minus three percentage points.