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Addition and Subtraction of Hours, Minutes, and Seconds

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Performs addition and subtraction of hours, minutes, and seconds.
　
( Hours
Minutes
seconds) ×
Times
　
( Hours
Minutes
seconds) ×
Times
　
( Hours
Minutes
seconds) ×
Times
　
( Hours
Minutes
seconds) ×
Times
　
( Hours
Minutes
seconds) ×
Times
Total Time Hours Minutes Seconds
　=  Hours
　=  Minutes
　= Seconds
If you set the number of iterations to 0, the values will not be included in the addition or subtraction.
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