小数的简便计算【要有过程】①:0.75+1.8-2.033②:85.07-{15.3-4.8}③:60-{5.7-3.85+0.78}记住,是简便计算不要忘了(╰_╯)#
来源:学生作业帮助网 编辑:作业帮 时间:2024/07/04 19:54:54
![小数的简便计算【要有过程】①:0.75+1.8-2.033②:85.07-{15.3-4.8}③:60-{5.7-3.85+0.78}记住,是简便计算不要忘了(╰_╯)#](/uploads/image/z/562186-10-6.jpg?t=%E5%B0%8F%E6%95%B0%E7%9A%84%E7%AE%80%E4%BE%BF%E8%AE%A1%E7%AE%97%E3%80%90%E8%A6%81%E6%9C%89%E8%BF%87%E7%A8%8B%E3%80%91%E2%91%A0%EF%BC%9A0.75%2B1.8-2.033%E2%91%A1%EF%BC%9A85.07-%7B15.3-4.8%7D%E2%91%A2%EF%BC%9A60-%7B5.7-3.85%2B0.78%7D%E8%AE%B0%E4%BD%8F%EF%BC%8C%E6%98%AF%E7%AE%80%E4%BE%BF%E8%AE%A1%E7%AE%97%E4%B8%8D%E8%A6%81%E5%BF%98%E4%BA%86%28%E2%95%B0_%E2%95%AF%29%23)
小数的简便计算【要有过程】①:0.75+1.8-2.033②:85.07-{15.3-4.8}③:60-{5.7-3.85+0.78}记住,是简便计算不要忘了(╰_╯)#
小数的简便计算【要有过程】
①:0.75+1.8-2.033
②:85.07-{15.3-4.8}
③:60-{5.7-3.85+0.78}
记住,是简便计算
不要忘了(╰_╯)#
小数的简便计算【要有过程】①:0.75+1.8-2.033②:85.07-{15.3-4.8}③:60-{5.7-3.85+0.78}记住,是简便计算不要忘了(╰_╯)#
1,0.75+1.8-2.033
=2.55-2.033
=0.517
2,85.07-(15.3-4.8)
=85.07-10.5
=74.57
3,60-(5.7-3.85+0.78)
=60-(1.85+0.78)
=60-2.63
=57.37 2,85.07-(15.3-4.8)
=85.07-10.5
=74.57
1,0.75+1.8-2.033
=2.55-2.033
=0.517
2,85.07-(15.3-4.8)
=85.07-10.5
=74.57
3,60-(5.7-3.85+0.78)
=60-(1.85+0。78)
=60-2.63
=57.37