1 percent of $270 is 2.70 (you just move the decimal point). then multiply your 1 percent by 24 and you have the answer. I get $64.80, doing it on paper. Add the 24 percent to the original price and you have your retail price: $334.80. If you have a calculator, check my maths.
1) Make 24% as a decimal, which is 0.24. <span>2) Add 1.0 to 0.24 because it's a mark </span>up<span> to make it </span>1.24<span>. </span> <span>3) Multiply 1.24 with $270 = $334.80.