... nearestdollar).IYou can work the sum out mentallyby rounding off the 1. 19 to 1. 20, and takingaway 1p.• COMPARE:round down, round up 3 Iroundoff~Iround ~>2-if you round off the sharp edges ... off425ROUND2Iround offIst8IroundIsthIoff] 1 round off 1 to change an exact number to the nearestwhole number: Peter's net income after taxeswas $3, 15 9(rounding off to the nearestdollar).IYou ... number, or the nearest 10 , 10 0 etc, inorder to make it simpler+toPlease do not include pence. Rounddown your calculations to the nearest pound.Example: 17 ,582.45 becomes 17 ,582.• COMPARE:round...