| 脱式计算。(能简算的要简算) | ||||||
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| (1)1375+450÷18×25 =1375+625 =2000 | (2)![]() =(1 +1 )×![]() = ![]() |
| (3)20042004×20042003-20042005×20042002 =20042004×20042003-(20042004+1)×20042002 =20042004×20042003-20042004×20042002-20042002 =20042004-20042002 =2 | (4)![]() = ![]() = ![]() = ![]() |
(5)![]() = ![]() =613.5 | |
编辑:chaxungu时间:2026-04-27 13:22:08分类:小学数学题库
| 脱式计算。(能简算的要简算) | ||||||
| ||||||
| (1)1375+450÷18×25 =1375+625 =2000 | (2)![]() =(1 +1 )×![]() = ![]() |
| (3)20042004×20042003-20042005×20042002 =20042004×20042003-(20042004+1)×20042002 =20042004×20042003-20042004×20042002-20042002 =20042004-20042002 =2 | (4)![]() = ![]() = ![]() = ![]() |
(5)![]() = ![]() =613.5 | |