Common Core: 3.MD.1

# Solve elapsed time word problems

Tell and write time to the nearest minute and measure time intervals in minutes. Solve word problems involving addition and subtraction of time intervals in minutes, e.g., by representing the problem on a number line diagram.
1. ## Identifying the start time, change of time, and end time in real-world elapsed time problems

Common Core: 3.MD.1 | by: Katherine Nix

In this lesson, you will learn about elapsed time by identifying the start time, the change of time, and the end time of real world situations.

2. ## Solving elapsed time word problems to the nearest hour

Common Core: 3.MD.1 | by: Katherine Nix

In this lesson, you will learn how to solve elapsed time word problems in whole hour intervals by using a number line.

3. ## Solving elapsed time word problems to the nearest five minutes

Common Core: 3.MD.1 | by: Katherine Nix

In this lesson, you will learn how to solve elapsed time word problems in five-minute intervals by using a number line.

4. ## Solving elapsed time word problems to the nearest minute

Common Core: 3.MD.1 | by: Katherine Nix

In this lesson, you will learn how to solve elapsed time word problems in one-minute intervals by using a number line.

5. ## Solving elapsed time word problems using a t-chart

Common Core: 3.MD.1 | by: Katherine Nix

In this lesson, you will learn how to solve elapsed time word problems in one-minute intervals by using a t-chart.