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Military Time worksheet

Grades 3–4

Solve each problem and show your work. Round answers to 2 decimal places where needed.

1.
Problem 1.
- Convert: Military → 12-hour
- Military time: 2000
Find: 12-hour time
Answer
2.
Problem 2.
- Convert: 12-hour → military
- Hour: 3
- Minute: 25
- AM or PM: PM
Find: Military time
Answer
3.
Problem 3.
- Convert: 12-hour → military
- Hour: 2
- Minute: 22
- AM or PM: AM
Find: Military time
Answer
4.
Problem 4.
- Convert: Military → 12-hour
- Military time: 1700
Find: 12-hour time
Answer
5.
Problem 5.
- Convert: Military → 12-hour
- Military time: 1800
Find: 12-hour time
Answer
6.
Problem 6.
- Convert: 12-hour → military
- Hour: 2
- Minute: 24
- AM or PM: AM
Find: Military time
Answer
7.
Problem 7.
- Convert: 12-hour → military
- Hour: 2
- Minute: 45
- AM or PM: PM
Find: Military time
Answer
8.
Problem 8.
- Convert: Military → 12-hour
- Military time: 1600
Find: 12-hour time
Answer
9.
Problem 9.
- Convert: 12-hour → military
- Hour: 3
- Minute: 34
- AM or PM: PM
Find: Military time
Answer
10.
Problem 10.
- Convert: 12-hour → military
- Hour: 2
- Minute: 26
- AM or PM: AM
Find: Military time
Answer

Answer key: Military Time worksheet

1. 12-hour time: 8:00 PM
1. Split the four digits into hours and minutes
  $2000$ $= 20 h 00 min$
2. Hours 13 to 23 are afternoon and evening: subtract 12 and mark PM
  $20 - 12$ $= 8$
3. Put the hour, a colon, the minutes and AM or PM together
  $2000$ $= 8:00 PM$
2. Military time: 1525
1. For PM hours from 1 to 11, add 12, because the afternoon carries on after the first 12 hours of the day
  $3 + 12$ $= 15$
2. Write the hour and the minutes as two digits each, with no colon
  $3:25 PM$ $= 1525$
3. Military time: 0222
1. AM hours from 1 to 11 keep their number, written with two digits
  $2$ $= 02$
2. Write the hour and the minutes as two digits each, with no colon
  $2:22 AM$ $= 0222$
4. 12-hour time: 5:00 PM
1. Split the four digits into hours and minutes
  $1700$ $= 17 h 00 min$
2. Hours 13 to 23 are afternoon and evening: subtract 12 and mark PM
  $17 - 12$ $= 5$
3. Put the hour, a colon, the minutes and AM or PM together
  $1700$ $= 5:00 PM$
5. 12-hour time: 6:00 PM
1. Split the four digits into hours and minutes
  $1800$ $= 18 h 00 min$
2. Hours 13 to 23 are afternoon and evening: subtract 12 and mark PM
  $18 - 12$ $= 6$
3. Put the hour, a colon, the minutes and AM or PM together
  $1800$ $= 6:00 PM$
6. Military time: 0224
1. AM hours from 1 to 11 keep their number, written with two digits
  $2$ $= 02$
2. Write the hour and the minutes as two digits each, with no colon
  $2:24 AM$ $= 0224$
7. Military time: 1445
1. For PM hours from 1 to 11, add 12, because the afternoon carries on after the first 12 hours of the day
  $2 + 12$ $= 14$
2. Write the hour and the minutes as two digits each, with no colon
  $2:45 PM$ $= 1445$
8. 12-hour time: 4:00 PM
1. Split the four digits into hours and minutes
  $1600$ $= 16 h 00 min$
2. Hours 13 to 23 are afternoon and evening: subtract 12 and mark PM
  $16 - 12$ $= 4$
3. Put the hour, a colon, the minutes and AM or PM together
  $1600$ $= 4:00 PM$
9. Military time: 1534
1. For PM hours from 1 to 11, add 12, because the afternoon carries on after the first 12 hours of the day
  $3 + 12$ $= 15$
2. Write the hour and the minutes as two digits each, with no colon
  $3:34 PM$ $= 1534$
10. Military time: 0226
1. AM hours from 1 to 11 keep their number, written with two digits
  $2$ $= 02$
2. Write the hour and the minutes as two digits each, with no colon
  $2:26 AM$ $= 0226$