请问18.93-(8.93+2.7)怎样简便计算

来源:学生作业帮助网 编辑:作业帮 时间:2024/05/05 10:01:37

请问18.93-(8.93+2.7)怎样简便计算
请问18.93-(8.93+2.7)怎样简便计算

请问18.93-(8.93+2.7)怎样简便计算
18.93-(8.93+2.7)
=18.93-8.93-2.7
=10-2.7
=7.3

18.93-(8.93+2.7)
=18.93-8.93-2.7
=10-2.7
=7.3

18.93-(8.93+2.7)=(18.93-8.93)-2.7=10-2.7=7.3