 | James Bates Thomson - Arithmetic - 1847 - 434 pages
...on account of its convenience. Though not strictly accurate, it is sanctioned by general usage. 3. Allowing 30 days to a month, and 12 months to a year, a year would contain only 360 days, which in point of fact is ,gfg-, or -^ less than an ordinary year.... | |
 | James Bates Thomson - Arithmetic - 1847 - 426 pages
...on account of its convenience. Though not strictly accurate, it is sanctioned by general usage. 3. Allowing 30 days to a month, and 12 months to a year, a year would contain only 360 days, which in point of fact is -j-jf-j-, or -fa less than an ordinary... | |
 | James Bates Thomson - Arithmetic - 1848 - 434 pages
...on account of its convenience. Though not strictly accurate, it is sanctioned by general usage. 3. Allowing 30 days to a month, and 12 months to a year, a year would coni .un only 360 days, which in point of fact is -jJy, or -fa less than an ordinary year.... | |
 | James Bates Thomson - Arithmetic - 1860 - 440 pages
...on account of its convenience. Though not strictly accurate, it is sanctioned by general usage. 3. Allowing 30 days to a month, and 12 months to a year, a year would contain only 360 days, which in point of fact is -a|?5, or -^ less than an ordinary year.... | |
 | John Williston Cook, Nebraska C. Cropsey - Arithmetic - 1893 - 316 pages
...10 12 month, 25th day) under the later (1892, 1876 12 25 10th month, 12th day) and subtract, 15 9 17 allowing 30 days to a month and 12 months to a year. 5. What is the difference in time between July 4, 1876, and Jan. 1, 1892? MULTIPLICATION OP COMPOUND... | |
 | George Washington Hull - Arithmetic - 1894 - 204 pages
...proper order as 212 ehown in the margin, and subtract the 56 yr. 2 mo. 3 da., A ns. one from the other, allowing 30 days to a month and 12 months to a year. 2. James A. Garfield was born Nov. 19, 1831, and died September 19, 1881 ; what was his age? 3. Ulysses... | |
 | John Williston Cook, Nebraska Cropsey - Arithmetic - 1899 - 328 pages
...12 month, 25th day) under the later (1892, 1876 12 25 10tll month; 12th day) and subtract, 15 9 17 allowing 30 days to a month and 12 months to a year. 5. What is the difference in time between July 4, 1876, and Jan. 1, 1892? MULTIPLICATION OF COMPOUND... | |
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Jays, -fa ; for 3 days, -^ ; for 5 days, £ ; for 10 days, -J-, &c. This practice seems to have been originally adopted on account of its convenience. Though not strictly accurate, it is sanctioned by general usage. 3. Allowing 30 days to a month, and... 