8.27-1.12+0.15-0.36+1.73+4.85-2.25的简便计算_数学解答

8.27-1.12+0.15-0.36+1.73+4.85-2.25的简便计算

人气：301 ℃　时间：2019-09-22 07:59:23

解答

8.27-1.12+0.15-0.36+1.73+4.85-2.25
=（8.27+1.73）+（0.15+4.85）+（-1.12-0.36-2.25）
=10+5-3.73
=11.27