早教吧作业答案频道 -->其他-->
计算.(能简算的就简算)1042-384÷16×1346×5.6-4.5×5658-217+38-1317(2.5-2.5×0.6)÷4.
题目详情
计算.(能简算的就简算)
1042-384÷16×13 | 46×5.6-4.5×56 |
| (2.5-2.5×0.6)÷4. |
▼优质解答
答案和解析
(1)1042-384÷16×13
=1042-24×13
=1042-312
=730;
(2)46×5.6-4.5×56
=46×5.6-45×5.6
=(46-45)×5.6
=1×5.6
=5.6;
(3)
-
+
-
=
+
-(
+
)
=1-
=
(4)(2.5-2.5×0.6)÷4
=(2.5-1.5)÷4
=1÷4
=0.25.
=1042-24×13
=1042-312
=730;
(2)46×5.6-4.5×56
=46×5.6-45×5.6
=(46-45)×5.6
=1×5.6
=5.6;
(3)
5 |
8 |
2 |
17 |
3 |
8 |
13 |
17 |
=
5 |
8 |
3 |
8 |
2 |
17 |
13 |
17 |
=1-
15 |
17 |
=
2 |
17 |
(4)(2.5-2.5×0.6)÷4
=(2.5-1.5)÷4
=1÷4
=0.25.
看了 计算.(能简算的就简算)10...的网友还看了以下:
6.3÷0.021=1.5÷0.03=0.43×5=0.7×8-0.6=72÷24=5×0.7=6 2020-04-07 …
口算.0.46-0.06=3.7+4.3=1+0.55=4.6-1.8=0.65+0.32=10- 2020-04-07 …
BP神经网络高手来5.1,3.5,1.4,0.2,Iris-setosa4.9,3.0,1.4,0 2020-05-17 …
18/1(0.125+4/1)-2%+0.4/5=?1又8分之1/(0.125+4分之1)-2%+ 2020-05-19 …
这个正则表达式为什么能判断一年是不为闰年?我不太懂正则的语法.RegExp("^(?::([0-9 2020-07-23 …
直接写出计算结果.1.7×0.5=4÷0.8=5.6-2.3=0.125×4=1.44÷1.2=3 2020-07-26 …
口算.8÷5=0.72÷0.8=0.25÷0.5=0.5÷4=1.25×10=0.5÷2=0×l0 2020-07-26 …
请将0,1,2,3,……,15,填入一个4*4的表格,使每行每列的四个数除以四的余数都恰好为0,1, 2020-11-01 …
计算下面各题.(能简便计算的可用简便方法计算)9.37+4.7+0.632.4×1.25+2.43. 2020-11-03 …
直接写出得数12.5×0.8=5.1÷0.3=2.4×6=17÷0.17=3.2÷0.8÷0.4=0 2020-11-19 …