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प्रश्न
Estimate each of the following products by rounding off each number to the nearest ten: 15 × 34
उत्तर
15 estimated to the nearest ten = 20
34 estimated to the nearest ten = 30
∴ The required estimation = (20 ×× 30) = 600
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संबंधित प्रश्न
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Estimate and calculate:
| 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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