8道简算题【1】3675-2998【2】4.587+3.47+2.47【3】724+26*24+724【4】28*24-6480/24[5]1491/[406-(173+27*6)][6]136-136*4/5-136/0.2[7]17/51+(1/68+2/51)*17【8】9999*2222+3333*3334括号里的是乘号(*)
来源:学生作业帮助网 编辑:作业帮 时间:2024/06/27 20:29:07
![8道简算题【1】3675-2998【2】4.587+3.47+2.47【3】724+26*24+724【4】28*24-6480/24[5]1491/[406-(173+27*6)][6]136-136*4/5-136/0.2[7]17/51+(1/68+2/51)*17【8】9999*2222+3333*3334括号里的是乘号(*)](/uploads/image/z/168877-37-7.jpg?t=8%E9%81%93%E7%AE%80%E7%AE%97%E9%A2%98%E3%80%901%E3%80%913675-2998%E3%80%902%E3%80%914.587%2B3.47%2B2.47%E3%80%903%E3%80%91724%2B26%2A24%2B724%E3%80%904%E3%80%9128%2A24-6480%2F24%5B5%5D1491%2F%5B406-%28173%2B27%2A6%29%5D%5B6%5D136-136%2A4%2F5-136%2F0.2%5B7%5D17%2F51%2B%EF%BC%881%2F68%2B2%2F51%EF%BC%89%2A17%E3%80%908%E3%80%919999%2A2222%2B3333%2A3334%E6%8B%AC%E5%8F%B7%E9%87%8C%E7%9A%84%E6%98%AF%E4%B9%98%E5%8F%B7%EF%BC%88%2A%EF%BC%89)
8道简算题【1】3675-2998【2】4.587+3.47+2.47【3】724+26*24+724【4】28*24-6480/24[5]1491/[406-(173+27*6)][6]136-136*4/5-136/0.2[7]17/51+(1/68+2/51)*17【8】9999*2222+3333*3334括号里的是乘号(*)
8道简算题
【1】3675-2998
【2】4.587+3.47+2.47
【3】724+26*24+724
【4】28*24-6480/24
[5]1491/[406-(173+27*6)]
[6]136-136*4/5-136/0.2
[7]17/51+(1/68+2/51)*17
【8】9999*2222+3333*3334
括号里的是乘号(*)
8道简算题【1】3675-2998【2】4.587+3.47+2.47【3】724+26*24+724【4】28*24-6480/24[5]1491/[406-(173+27*6)][6]136-136*4/5-136/0.2[7]17/51+(1/68+2/51)*17【8】9999*2222+3333*3334括号里的是乘号(*)
(1)3675-2998=3675-(3000-2)=3675-3000+2=677
(2)4.587+3.47+2.47=(4+0.587)+(3+0.47)+(2+0.47)=9+1.527=10.527
(3)724+26*24+724=2*724+(25*25-1)=1448+624=2072
(4)28*24-6480/24=(26*26-4)-270=402
(5)1491/[406-(173+27*6)]=1491/(406-173-162)=1491/71=21
(6)136-136*4/5-136/0.2=136*1-136*0.8-136*5=136*(1-0.8-5)=-652.8
(7)17/51+(1/68+2/51)*17=17*(1/51+1/68+2/51)=1.25
(8)9999*2222+3333*3334 =3333*6666+3333*3334=3333*(6666+3334)=33330000
1 677
2 10.527
3 2172
4 672
5 21
6 0
7 1.25
8 33330000
1】667
2】10.527
3】2072
4】645
5】21
6】-652.8,这题最后是不是该是*0.2哇,这样答案就是0了,不然算的好痛苦
7】5/4
8】33330000
不知道对不对,也没验算
(1)677
(2)10.527
(3)2172
(4)672
(5)21
(6)0
(7)85/68
(8)33330000