This section is from the book "Bepler's Handy Manual of Knowledge And Useful Infomation", by David Bepler. Also available from Amazon: Bepler's Handy Manual of Knowledge and Useful Information.
Showing the number of days from any date in one month to the same date in any other month.
FROM TO | Jan. | Feb. | Mar. | Apr. | May | June | July | Aug. | Sep. | Oct. | Nov. | Dec. |
January.................. | 363 | 81 | 59 | 90 | 120 | 151 | 181 | 212 | 243 | 273 | 304 | 334 |
February | 334 | 365 | 28 | 59 | 89 | 120 | 150 | 181 | 212 | 242 | 273 | 303 |
March................... | 316 | 337 | 365 | 31 | 61 | 92 | 122 | 153 | 184 | 214 | 245 | 275 |
April..................... | 275 | 306 | 334 | 365 | 30 | 61 | 91 | 122 | 153 | 183 | 214 | 244 |
May....................... | 245 | 276 | 304 | 335 | 365 | 31 | 61 | 92 | 123 | 153 | 184 | 214 |
June...................... | 214 | 245 | 273 | 304 | 334 | 365 | 30 | 61 | 92 | 122 | 153 | 183 |
July....................... | 184 | 215 | 243 | 274 | 304 | 335 | 365 | 81 | 62 | 92 | 123 | 153 |
August................... | 153 | 184 | 212 | 243 | 273 | 304 | 334 | 365 | 31 | 61 | 92 | 122 |
September.............. | 122 | 153 | 181 | 212 | 242 | 273 | 303 | 334 | 365 | 30 | 61 | 91 |
October | 92 | 123 | 151 | 182 | 212 | 243 | 273 | 304 | 335 | 365 | 31 | 61 |
November.............. | 61 | 92 | 120 | 151 | 181 | 212 | 242 | 273 | 304 | 334 | 365 | 30 |
December | 31 | 62 | 90 | 121 | 151 | 182 | 212 | 243 274 | 304 | 335 | 365 | |
Example - How many days from May 5th to October 5th? Look for May at the left hand and October at the top; in the angle is 153. In leap year add one day if February is included.
 
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