Elapsed Time — Answer Key
Part A: Multiple Choice
Circle the best answer for each question.
1. From 2:40 to 3:15, how much time has elapsed in Grade 3?
A) 35 minutes
B) 25 minutes
C) 45 minutes
D) 15 minutes
20 minutes reach 3:00, plus 15 more makes 35.
2. A movie starts at 11:45 AM and ends at 1:10 PM. How long is it?
A) 1 hour
B) 1 hour 25 min
C) 2 hours
D) 45 minutes
15 min to noon, then 1 hour 10 min = 1:25.
3. Ben left at 7:50 AM and arrived at 8:35 AM. How long did it take?
A) 35 minutes
B) 50 minutes
C) 45 minutes
D) 25 minutes
10 min to 8:00, then 35 more equals 45 minutes.
4. What time is 1 hour 20 minutes after 4:50 PM in Grade 3?
A) 6:10 PM
B) 5:10 PM
C) 6:00 PM
D) 5:50 PM
4:50 plus 1 hour is 5:50, plus 20 more is 6:10.
Part B: Fill in the Blank
Write the correct answer on each line.
1. From 9:55 to 10:20 is 25 minutes for Grade 3.
5 minutes to 10:00, plus 20 makes 25 total.
2. A class starts at 11:40 AM and ends at 12:15 PM. It lasts 35 minutes.
20 minutes to noon, plus 15 equals 35 minutes.
3. 1 hour 15 minutes after 3:50 PM is 5:05 PM.
3:50 plus 1 hour is 4:50, plus 15 is 5:05.
4. From 6:35 PM to 7:10 PM is 35 minutes elapsed.
25 minutes to 7:00, plus 10 makes 35 minutes.
5. Leo studied from 4:25 to 5:15. He studied 50 minutes.
35 minutes to 5:00, plus 15 equals 50 minutes.