计算:23.6+[3.9-(17.8-4.8+15.4)]

来源:学生作业帮助网 编辑:六六作业网 时间:2024/05/12 12:23:24
计算:23.6+[3.9-(17.8-4.8+15.4)]计算:23.6+[3.9-(17.8-4.8+15.4)]计算:23.6+[3.9-(17.8-4.8+15.4)]23.6+[3.9-(17

计算:23.6+[3.9-(17.8-4.8+15.4)]
计算:23.6+[3.9-(17.8-4.8+15.4)]

计算:23.6+[3.9-(17.8-4.8+15.4)]
23.6+[3.9-(17.8-4.8+15.4)]
=23.6+[3.9-(13+15.4)]
=23.6+(3.9-28.4)
=23.6+3.9-28.4
=27.5-28.4
=-0.9

29.9

23.6+[3.9-(17.8-4.8+15.4)]
=23.6+[3.9-(13+15.4)]
=23.6+(3.9-28.4)
=23.6-24.5
=-0.9

-0.9

=-1.1

-0.9