4.82+(5.18+7.14) =17.14 3.04+(0.59+3.96) =7.59 4.36+(3.64+5.85) =13.85 1.82+(2.18+0.74) =4.74 0.53+4.19+18.47 =23.19 11.57+(2.58+1.43) =15.58 2.67+2.43+14.33 =19.43 3.21+5.04+16.79 =25.04 9.96+1.96+0.04 =11.96 3.73+0.28+11.72 =15.73 1.08+5.92+8.92 =15.92 8.8+1.08+12.92 =22.8 2.17+0.98+14.02 =17.17 4.96+(4.04+9.41) =18.41