Mathematics for IGCSE & O level - Using A Calculator (Section 3 - No. 19)
What should you do to enter the time of 2 hours 30 minutes into the calculator?
2.5
2:30
2 + 30
2 hours and 30 mins
Explanation
30 minutes is equivalent to 0.5 of an hour, so 2 hours 30 minutes is 2.5.
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