Sale price is $252.00
700-280=420
40% of 300 is 120. So, 300+120=420
1680040% of 4200 = 1680= 40% * 4200= 40%/100% * 4200= 4 * 420= 1680
82 percent of 420 is 344.4
35% of 420 = 35% * 420 = 0.35 * 420 = 147
21% of 420= 21% * 420= 0.21 * 420= 88.2
38% of 420= 38% * 420= 0.38 * 420= 159.6
88% of 420= 88% * 420= 0.88 * 420= 369.6
82% of 420 is 344.4
420 * 0.83 = 348.6