Mathematics for IGCSE & O level - Using A Calculator (Section 1 - No. 43)
Which key is used to change a time display from decimal to hours, minutes, and seconds?
The fraction key
The degree symbol key ( ° ' '' )
The x^2 key
The square root key
Giải thích
The key with the degree symbol ( ° ' '' ) is used to convert the format to hours, minutes, and seconds.