First you work out what’s in the parentheses (17-6) which equals 11 Equation now: 16 + 5 * 11 - 2 Second you do 5*11 which equals 55 Equation now: 16 + 55 - 2 Third you will do 16 + 55 which equals 71 Equation now: 71 - 2 Last you do 71-2 which equals 69 Hope this helps :)