Răspuns:
10/100 × 248 =1/10×248 =248/10 = 24,8(scumpire)
248+24,8=272,8(dupa scumpire)
10/100 × 272,8 = 1/10×272,8 =272,8/10=27,28 (ieftinire)
272,8 + 27,28 = 300,08
