Grade 4 math · N.1 · Elapsed Time: Short Events
Elapsed time word problems: 2 hours or less
Count on: to the next hour first, then the minutes.
See worked examples
A swim lesson starts at 11:50 a.m. and lasts 1 hour 10 minutes. What time does it end?
Answer: 1:00 p.m.
Ava started a bus ride to the museum at 4:45 p.m. and finished at 6:25 p.m. How long did it take?
Answer: 1 hour 40 minutes
Mei started a canoe trip at 10:35 a.m. and finished at 12:35 p.m. How long did it take?
Answer: 2 hours
Tip: Count on: to the next hour first, then the minutes.
Curriculum
Common Core: 3.MD.A.1, 4.MD.A.2
On paper: this skill is in the printable pack Grade 4 Time and Measurement Word Problems (Common Core), with an answer key.
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