19.93+45.4-29.93简算

来源:学生作业帮助网 编辑:作业帮 时间:2024/11/15 17:19:33
19.93+45.4-29.93简算
x)3Գ461351kxnMR>.);lt%t*D34p<;6`-tC`utݍ:

19.93+45.4-29.93简算
19.93+45.4-29.93简算

19.93+45.4-29.93简算
=45.4-(29.93-19.93)
=45.4-10
=35.4

=19.93+10-29.93+35.4
=35.4