Lesson: Elapsed Time Across am and pm JUMPMath 2.2 • Part 2 of 2 • Assessment & Practice • US Edition • Go Math! • Grade 3 • Common CoreMathematics
In this lesson, we will learn how to calculate elapsed time by adding or subtracting the start time and the end time in the same or different time formats of am and pm using a number line.
Sample Question Videos
In a large mall, three security teams go on three different patrols. The first team’s patrol takes 6 hours, the second team’s patrol takes 3 hours, and the third team’s patrol takes 4 hours. As soon as a patrol is finished, they begin it again. If, at 2:00 am, all teams started a patrol simultaneously, what is the first time that all the teams will have finished a patrol together?
Emma arrived at the cinema at 16:40. Her friend Noah arrived at 4:35 pm. Who arrived first?
When it is 3 o’clock at night, what will the clock look like?