This set of task cards is designed to help your students determine start times, end times and elapsed time (duration) in word problems. Students will need to identify keywords in order to solve each problem. The word problems use times in 5 minute intervals, or "nearest 5 minutes." Perfect for:✔ Math centers ✔ Whole group instruction ✔ Guided math ✔ Individual assessment ✔ Exit tickets ✔ Number talks ✔ And more! Includes:- 30 Black/White Task Cards (Printer Friendly Version) - 30 Colored Task C