题目内容
直接写出计算结果
(1)若
x=42×25%+
x,则x=______;
(2)(24+
)÷1
+1÷9×
=______.
(1)若
| 3 |
| 4 |
| 1 |
| 2 |
(2)(24+
| 8 |
| 15 |
| 3 |
| 5 |
| 1 |
| 9 |
(1)
x=42×25%+
x,
x-
x=42×25%+
x-
x,
x=10.5,
x÷
=10.5÷
,
x=42;
(2)(24+
)÷1
+1÷9×
,
=(24+
)×
+1÷9×
,
=24×
+
×
+
×
,
=15+
+
,
=15
.
故答案为:42,15
.
| 3 |
| 4 |
| 1 |
| 2 |
| 3 |
| 4 |
| 1 |
| 2 |
| 1 |
| 2 |
| 1 |
| 2 |
| 1 |
| 4 |
| 1 |
| 4 |
| 1 |
| 4 |
| 1 |
| 4 |
x=42;
(2)(24+
| 8 |
| 15 |
| 3 |
| 5 |
| 1 |
| 9 |
=(24+
| 8 |
| 15 |
| 5 |
| 8 |
| 1 |
| 9 |
=24×
| 5 |
| 8 |
| 8 |
| 15 |
| 5 |
| 8 |
| 1 |
| 9 |
| 1 |
| 9 |
=15+
| 1 |
| 3 |
| 1 |
| 81 |
=15
| 28 |
| 81 |
故答案为:42,15
| 28 |
| 81 |
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