Mathematics for IGCSE & O level - Using A Calculator (Section 2 - No. 1)
When calculating with time, what key is used to convert it to hours, minutes, and seconds?
The fraction key.
The degree, minute, second key ( ° ' '' ).
The square root key.
The power key.
Explication
The degree, minute, second key ( ° ' '' ) is used to convert the time format.