题目内容
[
+2.4×(
-1.5)]÷1.1.
| 13 |
| 5 |
| 5 |
| 3 |
[
+2.4×(
-1.5)]÷1.1,
=[
+2.4×
-2.4×1.5]÷1.1,
=[
+4-3.6]÷1.1,
=3÷1.1,
=
.
| 13 |
| 5 |
| 5 |
| 3 |
=[
| 13 |
| 5 |
| 5 |
| 3 |
=[
| 13 |
| 5 |
=3÷1.1,
=
| 30 |
| 11 |
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题目内容
| 13 |
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| 5 |
| 3 |
| 13 |
| 5 |
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| 13 |
| 5 |
| 5 |
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| 13 |
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| 30 |
| 11 |