Elapsed Time — Answer Key
Part A: Fix the Sentence
Each sentence has an error. Rewrite it correctly on the line.
1. Fix the sentence:
From 2:00 to 2:30 is 3 minutes.
Corrected: From 2:00 to 2:30 is 30 minutes.
Half an hour equals 30 minutes on any clock.
2. Fix the sentence:
From 4:00 to 5:00 is 60 second.
Corrected: From 4:00 to 5:00 is 60 minutes.
A whole hour is exactly 60 minutes, not seconds.
3. Fix the sentence:
From 6:30 to 7:30 is 1 minute.
Corrected: From 6:30 to 7:30 is 1 hour.
Moving from 6:30 to 7:30 covers one full hour.
Part B: Fill in the Blank
Write the missing word or number on each line.
1. From 3:00 to 3:30 is 30 minutes.
Half an hour is always 30 minutes.
2. From 1:00 to 2:00 is 1 hour.
The hour hand moves one step forward.
3. From 8:30 to 9:00 is 30 minutes.
Half past to the next hour is 30 minutes.
4. From 5:00 to 6:30 is 1 hours and 30 minutes.
Five to six is 1 hour, then 30 more minutes.
Part C: True or False?
Read each statement. Circle True or False.
1. From 7:00 to 7:30 is 30 minutes in Grade 3 elapsed time.
True False
Thirty minutes make half an hour exactly.
2. From 10:00 to 11:00 is only 30 minutes in Grade 3.
True False
One whole hour is 60 minutes, not 30.
3. A digital clock showing 2:00 means two o'clock in Grade 3.
True False
2:00 means 2 hours and 0 minutes past.