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प्रश्न
Estimate the following product using the general rule:
578 × 161
उत्तर
Rounding off by general rule, 578 and 161 may be rounded off to 600 and 200 respectively.
600
× 200
120000
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Estimate and calculate:
| S.No. | Multiplication fact |
Actual value | Estimated value | Difference |
| 1. | 35 × 12 | 420 | 40 × 10 = 400 | 20 |
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