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प्रश्न
Estimate each of the following products by rounding off the first number upwards and the second number downwards: 359 × 76
उत्तर
359 estimated upwards = 400
76 estimated downwards = 70
∴ The required product = (400 × 70) =28000
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| S.No. | Multiplication fact |
Actual value | Estimated value | Difference |
| 1. | 35 × 12 | 420 | 40 × 10 = 400 | 20 |
| 2. | 82 × 28 | |||
| 3. | 16 × 12 | |||
| 4. | 23 × 27 |
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