问几个三年级数学题,很简单的

来源:百度知道 编辑:UC知道 时间:2024/05/09 08:30:27
就是简便计算

1200×96÷24
=
=
=
=

5000-666÷37×34
=
=
=
=
=

4000-〖(200-116÷29)×12〗
=
=
=
=
=
=

谢谢拉 注意是简便哦
提醒一下 带括号的话要变号哦

快快啊啊 啊

1200×96÷24
=1200×4×24÷24
=1200×4
=300

5000-666÷37×34
=5000-6×111÷37×34
=5000-6×3×34
=5000-6×102
=5000-612
=4388

4000-[(200-116÷29)×12]
=4000-[(200-4×29÷29)×12]
=4000-[(200-4)×12]
=4000-[2400-48]
=4000-2400+48
=1600+48
=1648

1200×96÷24
=12*100*96/(12*2)
= 12*96/(12*2)*100
= 4800

5000-666÷37×34
= 5000-111*6/37*34
= 5000-3*6*34
= 5000-36*34/2
= 5000-1224/2
= 4388

4000-〖(200-116÷29)×12〗
= 4000-[(200-29*4/29)*12]
=4000-[(200-4)*12]
= 4000-[200*12-4*12]
= 4000-[2400-48]
= 4000-2352
= 1648

1200*(96/24)=1200*4=4800

1200x4
=4800