| 1. | Mental arithmetic and fast thinking are necessary skills for competitive play.
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| 2. | You have to be pretty good at mental arithmetic to play this game.
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| 3. | She counts her understanding of economics and mental arithmetic among her strong points.
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| 4. | Charles cocked his shaved head and did some mental arithmetic.
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| 5. | Truss has also criticised the over-reliance on calculators to the detriment of mental arithmetic.
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| 6. | He was exceptionally hardworking, and had an excellent memory and ability to perform mental arithmetic.
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| 7. | Mental arithmetic is difficult because the brain doesn't have the correct software for doing computations.
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| 8. | While the human brain could never hope to juggle the mental arithmetic involved, computers can.
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| 9. | The formula can, under some circumstances, reduce the calculation to one of mental arithmetic alone.
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| 10. | :Good mental arithmetic stategies work by breaking the problem down in many easy to compute substeps.
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मोबाइल