题目内容
在○里填上“>”“<”或“=”.
15×90○720
×
○
-
×
○
÷
.
15×90○720
| 1 |
| 5 |
| 1 |
| 6 |
| 1 |
| 5 |
| 1 |
| 6 |
| 4 |
| 5 |
| 5 |
| 9 |
| 5 |
| 9 |
| 6 |
| 5 |
分析:先将左右两边的算式的结果计算出来再比较大小.
解答:解:(1)15×90=1350,1350>720;
(2)
×
=
,
-
=
,所以,
×
=
-
;
(3)
×
=
=
,
÷
=
,所以,
×
<
÷
;
故答案为:>,=,<.
(2)
| 1 |
| 5 |
| 1 |
| 6 |
| 1 |
| 30 |
| 1 |
| 5 |
| 1 |
| 6 |
| 1 |
| 30 |
| 1 |
| 5 |
| 1 |
| 6 |
| 1 |
| 5 |
| 1 |
| 6 |
(3)
| 4 |
| 5 |
| 5 |
| 9 |
| 4 |
| 9 |
| 24 |
| 54 |
| 5 |
| 9 |
| 6 |
| 5 |
| 25 |
| 54 |
| 4 |
| 5 |
| 5 |
| 9 |
| 5 |
| 9 |
| 6 |
| 5 |
故答案为:>,=,<.
点评:此题主要考查计算能力,在计算时要细心.
练习册系列答案
相关题目