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Criado por Ted Twyford
aproximadamente 10 anos atrás
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| Questão | Responda |
| 1050 divided by 50 hint : use bus stop method | 21 |
| 890 times 50 hint : use Chinese grid method ( this is better and quicker than normal grid method) | 44,500 |
| 1220 divided by 20 | 61 |
| 850 times by 15 | 12,750 |
| 990 divided by 15 | 66 |
| 632 times by 45 | 28,440 |
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