3md1 Worksheets

3md1

• Figure out how much time has passed between a start time and an end time.
• Count forward in hours and minutes to find elapsed time.

3md1

• Figure out how much time has passed between a start time and an end time when the minutes change by 5s.

3md1

• Find the time something ends when you know the start time and how long it lasts.
• Count forward by minutes and hours, including when the time crosses to a new hour.

3md1

• Figure out what time an activity will end when you know the start time and how long it lasts.
• Handle time problems that cross over to the next hour (like 2:50 plus 20 minutes).

3md1

• Convert hours into minutes by multiplying by 60.
• Convert minutes into hours by dividing by 60.

3md1

• Practice adding hours and minutes to a starting time to find a new time
• Use a rounding strategy — round the minutes to the nearest hour, add, then adjust by subtracting the extra minutes
• Work with elapsed time problems that involve carrying minutes past 60

3md1

• Find the start time when you know the end time and how long something lasted.
• Use subtraction to take away elapsed time from a given time.
• Keep track of time when crossing from one hour to the previous hour.

3md1

• Figure out what time something started when you know the ending time and how long it lasted.
• Subtract minutes and hours on a clock, including when you have to cross an hour.