Step-by-step Maths Level 2: Digital times and times in words
Part of the Step-by-step Maths Level 2 time chapter. Chapter overview · whole chapter on one page
Digital times and times in words
In digital form the hour comes first, then a colon, then the minutes.
So 7 o'clock is 7:00, and half past 4 is 4:30. Always write two digits for the minutes.
Key ideas
- Digital time: hour : minutes.
- o'clock is :00.
- Half past is :30.
Method. Digital time shows the hour, then a colon, then the minutes.
- Write the hour. The hour is the number before the colon.7
- Write the minutes. O'clock means zero minutes, so the minutes are 00.00
- Write the time. 7:00
Check. Read 7:00 aloud: seven and zero zero minutes.
Watch out. Always write two digits for the minutes, like 9:05 and 9:30.
Method. Digital time shows the hour, then a colon, then the minutes.
- Write the hour. The hour is the number before the colon.4
- Write the minutes. Half past means 30 minutes after the hour, so the minutes are 30.30
- Write the time. 4:30
Check. Read 4:30 aloud: four and thirty minutes.
Watch out. Always write two digits for the minutes, like 9:05 and 9:30.
Method. Read the hour first. Then say whether it is o'clock or half past.
- Read the hour. The number before the colon is the hour.9
- Read the minutes. 30 means half past. 00 means o'clock.30
- Write the time in words. half past nine
Check. The digital time 9:30 matches half past nine.
Watch out. Half past is 30 minutes. o'clock is 00 minutes.
Watch out
Watch out. 4:30 is half past 4. It is not 4:3 or 30:4.
Exam tip
Grown-up tip. Look at a digital clock together. Read each time aloud, the hour first and then the minutes.
Exercise 9C Practice: digital times and words
Non-calculatorMethod. Digital time shows the hour, then a colon, then the minutes.
- Write the hour. The hour is the number before the colon.6
- Write the minutes. Half past means 30 minutes after the hour, so the minutes are 30.30
- Write the time. 6:30
Check. Read 6:30 aloud: six and thirty minutes.
Watch out. Always write two digits for the minutes, like 9:05 and 9:30.
Method. Read the hour first. Then say whether it is o'clock or half past.
- Read the hour. The number before the colon is the hour.7
- Read the minutes. 30 means half past. 00 means o'clock.00
- Write the time in words. seven o'clock
Check. The digital time 7:00 matches seven o'clock.
Watch out. Half past is 30 minutes. o'clock is 00 minutes.
Method. Read the hour first. Then say whether it is o'clock or half past.
- Read the hour. The number before the colon is the hour.12
- Read the minutes. 30 means half past. 00 means o'clock.00
- Write the time in words. twelve o'clock
Check. The digital time 12:00 matches twelve o'clock.
Watch out. Half past is 30 minutes. o'clock is 00 minutes.
Method. Digital time shows the hour, then a colon, then the minutes.
- Write the hour. The hour is the number before the colon.3
- Write the minutes. Half past means 30 minutes after the hour, so the minutes are 30.30
- Write the time. 3:30
Check. Read 3:30 aloud: three and thirty minutes.
Watch out. Always write two digits for the minutes, like 9:05 and 9:30.
Method. Digital time shows the hour, then a colon, then the minutes.
- Write the hour. The hour is the number before the colon.2
- Write the minutes. Half past means 30 minutes after the hour, so the minutes are 30.30
- Write the time. 2:30
Check. Read 2:30 aloud: two and thirty minutes.
Watch out. Always write two digits for the minutes, like 9:05 and 9:30.
Method. Read the hour first. Then say whether it is o'clock or half past.
- Read the hour. The number before the colon is the hour.5
- Read the minutes. 30 means half past. 00 means o'clock.30
- Write the time in words. half past five
Check. The digital time 5:30 matches half past five.
Watch out. Half past is 30 minutes. o'clock is 00 minutes.
Method. Digital time shows the hour, then a colon, then the minutes.
- Write the hour. The hour is the number before the colon.7
- Write the minutes. Half past means 30 minutes after the hour, so the minutes are 30.30
- Write the time. 7:30
Check. Read 7:30 aloud: seven and thirty minutes.
Watch out. Always write two digits for the minutes, like 9:05 and 9:30.
Method. Read the hour first. Then say whether it is o'clock or half past.
- Read the hour. The number before the colon is the hour.1
- Read the minutes. 30 means half past. 00 means o'clock.00
- Write the time in words. one o'clock
Check. The digital time 1:00 matches one o'clock.
Watch out. Half past is 30 minutes. o'clock is 00 minutes.
Method. Digital time shows the hour, then a colon, then the minutes.
- Write the hour. The hour is the number before the colon.1
- Write the minutes. Half past means 30 minutes after the hour, so the minutes are 30.30
- Write the time. 1:30
Check. Read 1:30 aloud: one and thirty minutes.
Watch out. Always write two digits for the minutes, like 9:05 and 9:30.
Method. Read the hour first. Then say whether it is o'clock or half past.
- Read the hour. The number before the colon is the hour.3
- Read the minutes. 30 means half past. 00 means o'clock.00
- Write the time in words. three o'clock
Check. The digital time 3:00 matches three o'clock.
Watch out. Half past is 30 minutes. o'clock is 00 minutes.
Method. Read the hour first. Then say whether it is o'clock or half past.
- Read the hour. The number before the colon is the hour.2
- Read the minutes. 30 means half past. 00 means o'clock.30
- Write the time in words. half past two
Check. The digital time 2:30 matches half past two.
Watch out. Half past is 30 minutes. o'clock is 00 minutes.
Method. Read the hour first. Then say whether it is o'clock or half past.
- Read the hour. The number before the colon is the hour.10
- Read the minutes. 30 means half past. 00 means o'clock.00
- Write the time in words. ten o'clock
Check. The digital time 10:00 matches ten o'clock.
Watch out. Half past is 30 minutes. o'clock is 00 minutes.
Method. Read the hour first. Then say whether it is o'clock or half past.
- Read the hour. The number before the colon is the hour.9
- Read the minutes. 30 means half past. 00 means o'clock.30
- Write the time in words. half past nine
Check. The digital time 9:30 matches half past nine.
Watch out. Half past is 30 minutes. o'clock is 00 minutes.
Method. Read the hour first. Then say whether it is o'clock or half past.
- Read the hour. The number before the colon is the hour.2
- Read the minutes. 30 means half past. 00 means o'clock.00
- Write the time in words. two o'clock
Check. The digital time 2:00 matches two o'clock.
Watch out. Half past is 30 minutes. o'clock is 00 minutes.
Method. Digital time shows the hour, then a colon, then the minutes.
- Write the hour. The hour is the number before the colon.10
- Write the minutes. Half past means 30 minutes after the hour, so the minutes are 30.30
- Write the time. 10:30
Check. Read 10:30 aloud: ten and thirty minutes.
Watch out. Always write two digits for the minutes, like 9:05 and 9:30.
Method. Digital time shows the hour, then a colon, then the minutes.
- Write the hour. The hour is the number before the colon.11
- Write the minutes. Half past means 30 minutes after the hour, so the minutes are 30.30
- Write the time. 11:30
Check. Read 11:30 aloud: eleven and thirty minutes.
Watch out. Always write two digits for the minutes, like 9:05 and 9:30.