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TIME 60 seconds (sec.) = 1 minute (min.) 60 minutes =1 hour (hr.) 24...
The Werner Arithmetic: Oral and Written - Σελίδα 256
των Frank H. Hall - 1898
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## A Higher Arithmetic: Upon the Basis of the Works of Geo. R.Perkins

George Payn Quackenbos - 1874 - 420 σελίδες
...hours, minutes, and seconds. TABLE. 60 seconds (sec.) make 1 minute, . . min. 60 minutes, 1 hour, . h. 24 hours, 1 day, . . . da. 7 days, 1 week, . . wk. 365 days, or 1 12 calendar months, ( » > • • • j • 366 days, 1 leap-year. 100 years, 1 century, . ....

## Arithmetical Problems, Oral and Written: With Numerous Tables of Money ...

Daniel W. Fish - 1875 - 282 σελίδες
...MEASURES OF TIME. 47. Time is the measure of duration. 48. The Unit is the mean solar day . TABLE. 60 Seconds (sec.) = 1 Minute . . min. 60 Minutes =...1 Day . . -. da. 7 Days = 1 Week . . wk. 365 Days, or 12 Calendar Mo. 366 Days = 1 Leap Year . yr. 100 Years = 1 Century . . Gen. !• = 1 Common Year...

## The Complete Arithmetic

Milton Browning Goff - 1876 - 452 σελίδες
...as a mean solar day ; that is, 24 hours, and in most countries begins and ends at midnight. TABLE. 60 seconds (sec.) = 1 minute .... min. 60 minutes...hour hr. 24 hours = 1 day da. 7 days = 1 week wk. 12 calendar months = 1 year yr. 365 days (or 52 wk. 1 da.) =1 common year. 366 days (or 52 wk. 2 da.)...

## The Complete Arithmetic, Oral and Written: Second Part

Daniel W. Fish - 1876 - 272 σελίδες
...47. Time is the measure of duration. 48. The Unit is the mean solar day . TABLE. 60 Seconds (see.) = 1 Minute . . min. 60 Minutes = 1 Hour . . . hr. 24 Hours = 1 Day . . . da. 7 Days = 1 Week . . wk. 865 Days, or 12 Calendar Mo, 866 Days = 1 Leap Year . yr. 100 Years = 1 Century . . Cen. [• = 1 Common...

## The Model Mental Arithmetic: Containing Oral Exercises for Graded and ...

Edgar Arthur Singer - 1876 - 184 σελίδες
...units or denominations of time are second, minute, hour, day, and year. Table. 60 seconds (sec.) are 1 minute, min. 60 minutes " 1 hour, hr. ^ 24 hours " 1 day, da. 365 days " 1 common year, yr. 366 days " 1 leap year, yr. 100 years " 1 centurtI, G. 1 days are 1 week...

## The Elements of Arithmetic, Oral and Written: Designed for Pupils in the ...

Horatio Nelson Robinson - 1877 - 208 σελίδες
...the measure of a portion of duration. TABLE. COMMON YEAR. c 525600 min, 1 Zr. = ] 8760 hr. ( 365 da. 60 Seconds (sec.) — 1 Minute . . . min. 60 Minutes...Days = 1 Week . . . wk. 365 Days = 1 Common Year, yr 30S Daya = 1 Leap Year . . yr. Name the months in the year, and the number of days in each. MONTHS....

## The Practical Arithmetic on the Inductive Plan: Including Oral and Written ...

William James Milne - 1877 - 391 σελίδες
...Ib. 5 oz. of silver ? MEASURES OF TIME. 274. The following are the ordinary divisions of time: TABLE. 60 Seconds (sec.) = 1 Minute . . . min. 60 Minutes...Day .... da. 7 days = 1 Week .... wk. 365 days = 1 Year .... yr. 366 days = 1 Leap Year . . yr. 100 years = 1 Century . . . cen. yr. mo. da. hr. min....

## Complete Arithmetic: Theoretical and Practical

William Guy Peck - 1877 - 341 σελίδες
...days each ; all other years are comman years and contain 365 days each. TABLE. 60 seconds (sec.) make 1 minute min. 60 minutes " 1 hour hr. 24 hours " 1...day da. 7 days " 1 week wk. 365 days " 1 common year yr. 366 days " 1 leap year yr. 100 years " 1 century C. The year is divided into 12 parts called months....

## The Elementary Arithmetic: Oral and Written

Albert Newton Raub - 1877 - 164 σελίδες
...•£• f 3 ? 5. How many f 3 in 3 O. 5 f 3. TIME. 118. Time is a measured part of duration. TABLE. 60 seconds (sec.) = 1 minute, min. 60 minutes = 1 hour, hr. 24 hours = 1 day, d. 365 days = 1 year, yr. 366 days = 1 leap year. 100 years =1 century, cen. Also, 7 days = 1 week,...

## Robinson's Progressive Practical Arithmetic: Containing the Theory of ...

Horatio Nelson Robinson, Daniel W. Fish - 1877 - 359 σελίδες
...years, days, minutes. TABLE. 60 Seconds (sec.) make 1 Minute min. 60 Minutes " 1 Hour h. 24Hours " 1 Day da. 7 Days " 1 Week wk. 365 Days " 1 Common Year yr. 366 Days " 1 Leap Year yr. 12 Calendar Months " 1 Year yr. 100 Years " 1 Century C. UNIT EQUIVALENTS....