Time Math
Simple Addition
Add the following time values:
33 min 22 sec
3 hr 21 min
145 sec
17 min 12.2 sec
33.75 min
Steps Keystrokes
Clear calculator [On/C] [On/C]
Enter 1st value 33 [Min] 22 [Sec]
Add 2nd value [+] 3 [Hr] 21 [Min]
Add 3rd value [+] 145 [Sec]
Add 4th value [+] 17 [Min] 12.2 [Sec]
Add 5th value [+] 33.75 [Min] [=]
ANSWER: 4:47:44.20 HR MIN SEC
Athletics – Split Times Req.
A marathon runner wants to run a 26.2
mile marathon in 3 hrs 15 min. How
fast should he run each mile?
Steps Keystrokes
Clear calculator [On/C] [On/C]
Enter total time 3 [Hr] 15 [Min]
Divide by miles [#] 26.2 [=]
ANSWER: 0:07:26.56 HR MIN SEC
20 – Time Master
™
II