Pessimistic 发表于 2025-3-21 16:35:13

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果仁 发表于 2025-3-21 23:19:50

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教育学 发表于 2025-3-22 04:02:57

https://doi.org/10.1057/9781137467324ut), but the amounts or quantities involved must be of the same kind and expressed in the same units. If they are expressed in . units they must be converted to . units before a comparison can be made.

lipids 发表于 2025-3-22 07:11:11

https://doi.org/10.1007/978-1-349-03028-6arithmetic; business; business mathematics; mathematics

恫吓 发表于 2025-3-22 12:29:11

Ratio and Proportion,ut), but the amounts or quantities involved must be of the same kind and expressed in the same units. If they are expressed in . units they must be converted to . units before a comparison can be made.

obscurity 发表于 2025-3-22 16:26:39

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ADOPT 发表于 2025-3-22 21:03:46

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obstinate 发表于 2025-3-22 22:02:44

Matthew Horrocks,Christopher D. WardThis is really repeated addition, and if we wanted to multiply some number by 17, we could write it down 17 times, in a vertical column, and add the numbers. This method would be tiresome in ordinary arithmetic, but it is the principle used by mechanical calculating machines.

RADE 发表于 2025-3-23 01:52:32

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暗语 发表于 2025-3-23 08:16:09

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查看完整版本: Titlebook: Business Arithmetic; Harold Ward Textbook 1977Latest edition Harold Ward 1977 arithmetic.business.business mathematics.mathematics