题目内容
估算:
| 29×203≈______ | 7283÷91≈______. |
①29×203,
≈30×200,
=6000;
②7283÷91,
≈7200÷90,
=80.
故答案为:6000,80.
≈30×200,
=6000;
②7283÷91,
≈7200÷90,
=80.
故答案为:6000,80.
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题目内容
| 29×203≈______ | 7283÷91≈______. |