Time Calculator
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Time Elapsed / Time Countdown Time
Calculator
Shows Time and Date in the right place value position.
Use Time Calculator to calculate the time subtraction between 2 dates:
You can fix a date in the past and subtract it from the present time: You get the elapsed time.
You can fix a date in the future and subtract the present time: You get the countdown to the fixed date.
(Light gray dates are in the past; Light green dates are in the future)
Not available for dates earlier than 1582.
(Due to the Gregorian Calendar)
Stopwatch and a countdown counter.
Android version of:
http://www.mathcats.com/explore/elapsedtime.html
and:
http://www.nummolt.com/obbl/time/calculator.html
A work in collaboration www.mathcats.com and www.nummolt.com for MathCats in 2002
(Wendy Petti and Maurici Carbó)
Practical applications proposed by users:
-. Useful to calculate demurrage. (http://en.wikipedia.org/wiki/Demurrage)
-. To calculate amount of pills of a medical treatment.
-. Calculate the number of days or hours or minutes or seconds remaining until retirement.
-. How old am I?
-. How old are you?
-. How many months or weeks or days or hours or minutes or seconds are there in 1000 years?
-. Estimate the number of heartbeats throughout life at this time.
- multiplying lived minutes by a number between 60 and 100 for human beings.
- minutes multiplied by 500 in the case of mice.
- minutes multiplied by 28 in the case of elephants.
- minutes multiplied by 6 in the case of the giant Galapagos tortoise.
-. Estimate the number of breaths made ​​throughout life at this time: (for human beings)
- birth to 6 weeks: 30–60 breaths per minute
- 6 months: 25–40 breaths per minute
- 3 years: 20–30 breaths per minute
- 6 years: 18–25 breaths per minute
- 10 years: 15–20 breaths per minute
- adults: 12–20 breaths per minute
Date and time difference calculator app:
Developed by: http://www.nummolt.com
In collaboration with http://www.mathcats.com
Nummolt Blog: Mathematical engine mill: http://nummolt.blogspot.com/
Nummolt Apps: 'Not montessori per se but montessori-like'
Shows Time and Date in the right place value position.
Use Time Calculator to calculate the time subtraction between 2 dates:
You can fix a date in the past and subtract it from the present time: You get the elapsed time.
You can fix a date in the future and subtract the present time: You get the countdown to the fixed date.
(Light gray dates are in the past; Light green dates are in the future)
Not available for dates earlier than 1582.
(Due to the Gregorian Calendar)
Stopwatch and a countdown counter.
Android version of:
http://www.mathcats.com/explore/elapsedtime.html
and:
http://www.nummolt.com/obbl/time/calculator.html
A work in collaboration www.mathcats.com and www.nummolt.com for MathCats in 2002
(Wendy Petti and Maurici Carbó)
Practical applications proposed by users:
-. Useful to calculate demurrage. (http://en.wikipedia.org/wiki/Demurrage)
-. To calculate amount of pills of a medical treatment.
-. Calculate the number of days or hours or minutes or seconds remaining until retirement.
-. How old am I?
-. How old are you?
-. How many months or weeks or days or hours or minutes or seconds are there in 1000 years?
-. Estimate the number of heartbeats throughout life at this time.
- multiplying lived minutes by a number between 60 and 100 for human beings.
- minutes multiplied by 500 in the case of mice.
- minutes multiplied by 28 in the case of elephants.
- minutes multiplied by 6 in the case of the giant Galapagos tortoise.
-. Estimate the number of breaths made ​​throughout life at this time: (for human beings)
- birth to 6 weeks: 30–60 breaths per minute
- 6 months: 25–40 breaths per minute
- 3 years: 20–30 breaths per minute
- 6 years: 18–25 breaths per minute
- 10 years: 15–20 breaths per minute
- adults: 12–20 breaths per minute
Date and time difference calculator app:
Developed by: http://www.nummolt.com
In collaboration with http://www.mathcats.com
Nummolt Blog: Mathematical engine mill: http://nummolt.blogspot.com/
Nummolt Apps: 'Not montessori per se but montessori-like'
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