For example
From 9:15 to 11:45, the elapsed time on the ferry is 2 hours 30 minutes.
In Grade 6
Children count on from a start time to an end time, going through the hour rather than subtracting.
Watch out for
Children often subtract clock times like ordinary numbers, giving 40 minutes instead of 80. Count on through the hour instead.
Say it at home
Ask how long until something starts, counting on from the time right now.
Try it together
See how your child is doing with this, in about ten minutes. No signup needed.
Try the free Skill Check