Adding Seconds, Minutes, and Hours | Mathematics | Alloprof

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How do we add seconds, minutes and hours?
Watch and find out!

Lisa explains everything you need to know to find how long several events last using addition.

Timestamps:
0:00 Presentation of the problem
0:44 Adding seconds
1:06 Adding minutes
1:26 Adding hours
1:38 Conclusion

#Mathematics #education #Alloprof
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