Step-by-step Maths Level 4: Facts about minutes, hours and days
Part of the Step-by-step Maths Level 4 time to the minute chapter. Chapter overview · whole chapter on one page
Facts about minutes, hours and days
There are 60 minutes in an hour, 24 hours in a day and 7 days in a week.
The months have 28, 30 or 31 days. April, June, September and November have 30 days. Use these facts to solve time problems.
Key ideas
- 60 minutes in 1 hour.
- 24 hours in 1 day.
- Learn which months have 30 days.
Method. Remember there are 60 minutes in 1 hour.
- Remember how many minutes there are in 1 hour. There are 60 minutes in 1 hour.1 hour = 60 minutes
- Multiply by 3. There are 3 hours.3 × 60 = 180
- Write the answer. This is the total number of minutes.180
Check. Check: 180 ÷ 60 = 3.
Watch out. Count the hours, then multiply by 60.
Method. Remember there are 24 hours in 1 day.
- Remember how many hours there are in 1 day. There are 24 hours in 1 day.1 day = 24 hours
- Multiply by 2. There are 2 days.2 × 24 = 48
- Write the answer. This is the total number of hours.48
Check. Check: 48 ÷ 24 = 2.
Watch out. Multiply the days by 24.
Method. Know the number of days in each month.
- Think about the calendar month of April. April is one of the months with 30 days.April has 30 days
- Count the days. Count all the days in the month.30 days
- Write the answer. This is the number of days in the month.30
Check. Check: April, June, September and November have 30 days.
Watch out. Learn the months with 30 days.
Watch out
Watch out. Not every month has 30 days. July has 31 days, and so does March.
Exam tip
Grown-up tip. Ask the child to count the knuckles and gaps on one hand, to check which months have 31 days.
Exercise 8D Practice: facts about time
Non-calculatorMethod. Use the facts: 60 minutes in an hour, 24 hours in a day, and the number of days in each month.
- Remember how many hours there are in 1 day. There are 24 hours in 1 day.1 day = 24 hours
- Multiply by 7. There are 7 days.7 × 24 = 168
- Write the answer. This is the total number of hours.168
Check. Check the fact: 60 minutes, 24 hours, or the days in the month.
Watch out. Learn the months with 30 days: April, June, September and November. All the others have 31 days, except February.
Method. Use the facts: 60 minutes in an hour, 24 hours in a day, and the number of days in each month.
- Remember how many hours there are in 1 day. There are 24 hours in 1 day.1 day = 24 hours
- Multiply by 5. There are 5 days.5 × 24 = 120
- Write the answer. This is the total number of hours.120
Check. Check the fact: 60 minutes, 24 hours, or the days in the month.
Watch out. Learn the months with 30 days: April, June, September and November. All the others have 31 days, except February.
Method. Use the facts: 60 minutes in an hour, 24 hours in a day, and the number of days in each month.
- Think about the calendar month of August. Months have 28, 30 or 31 days. February is left out here.August has 31 days
- Count the days. Count all the days in the month.31 days
- Write the answer. This is the number of days in the month.31
Check. Check the fact: 60 minutes, 24 hours, or the days in the month.
Watch out. Learn the months with 30 days: April, June, September and November. All the others have 31 days, except February.
Method. Use the facts: 60 minutes in an hour, 24 hours in a day, and the number of days in each month.
- Think about the calendar month of June. Months have 28, 30 or 31 days. February is left out here.June has 30 days
- Count the days. Count all the days in the month.30 days
- Write the answer. This is the number of days in the month.30
Check. Check the fact: 60 minutes, 24 hours, or the days in the month.
Watch out. Learn the months with 30 days: April, June, September and November. All the others have 31 days, except February.
Method. Use the facts: 60 minutes in an hour, 24 hours in a day, and the number of days in each month.
- Remember how many hours there are in 1 day. There are 24 hours in 1 day.1 day = 24 hours
- Multiply by 6. There are 6 days.6 × 24 = 144
- Write the answer. This is the total number of hours.144
Check. Check the fact: 60 minutes, 24 hours, or the days in the month.
Watch out. Learn the months with 30 days: April, June, September and November. All the others have 31 days, except February.
Method. Use the facts: 60 minutes in an hour, 24 hours in a day, and the number of days in each month.
- Remember how many minutes there are in 1 hour. There are 60 minutes in 1 hour.1 hour = 60 minutes
- Multiply by 12. There are 12 hours.12 × 60 = 720
- Write the answer. This is the total number of minutes.720
Check. Check the fact: 60 minutes, 24 hours, or the days in the month.
Watch out. Learn the months with 30 days: April, June, September and November. All the others have 31 days, except February.
Method. Use the facts: 60 minutes in an hour, 24 hours in a day, and the number of days in each month.
- Remember how many hours there are in 1 day. There are 24 hours in 1 day.1 day = 24 hours
- Multiply by 1. There are 1 days.1 × 24 = 24
- Write the answer. This is the total number of hours.24
Check. Check the fact: 60 minutes, 24 hours, or the days in the month.
Watch out. Learn the months with 30 days: April, June, September and November. All the others have 31 days, except February.
Method. Use the facts: 60 minutes in an hour, 24 hours in a day, and the number of days in each month.
- Remember how many minutes there are in 1 hour. There are 60 minutes in 1 hour.1 hour = 60 minutes
- Multiply by 6. There are 6 hours.6 × 60 = 360
- Write the answer. This is the total number of minutes.360
Check. Check the fact: 60 minutes, 24 hours, or the days in the month.
Watch out. Learn the months with 30 days: April, June, September and November. All the others have 31 days, except February.
Method. Use the facts: 60 minutes in an hour, 24 hours in a day, and the number of days in each month.
- Remember how many minutes there are in 1 hour. There are 60 minutes in 1 hour.1 hour = 60 minutes
- Multiply by 11. There are 11 hours.11 × 60 = 660
- Write the answer. This is the total number of minutes.660
Check. Check the fact: 60 minutes, 24 hours, or the days in the month.
Watch out. Learn the months with 30 days: April, June, September and November. All the others have 31 days, except February.
Method. Use the facts: 60 minutes in an hour, 24 hours in a day, and the number of days in each month.
- Think about the calendar month of November. Months have 28, 30 or 31 days. February is left out here.November has 30 days
- Count the days. Count all the days in the month.30 days
- Write the answer. This is the number of days in the month.30
Check. Check the fact: 60 minutes, 24 hours, or the days in the month.
Watch out. Learn the months with 30 days: April, June, September and November. All the others have 31 days, except February.
Method. Use the facts: 60 minutes in an hour, 24 hours in a day, and the number of days in each month.
- Remember how many minutes there are in 1 hour. There are 60 minutes in 1 hour.1 hour = 60 minutes
- Multiply by 3. There are 3 hours.3 × 60 = 180
- Write the answer. This is the total number of minutes.180
Check. Check the fact: 60 minutes, 24 hours, or the days in the month.
Watch out. Learn the months with 30 days: April, June, September and November. All the others have 31 days, except February.
Method. Use the facts: 60 minutes in an hour, 24 hours in a day, and the number of days in each month.
- Think about the calendar month of April. Months have 28, 30 or 31 days. February is left out here.April has 30 days
- Count the days. Count all the days in the month.30 days
- Write the answer. This is the number of days in the month.30
Check. Check the fact: 60 minutes, 24 hours, or the days in the month.
Watch out. Learn the months with 30 days: April, June, September and November. All the others have 31 days, except February.
Method. Use the facts: 60 minutes in an hour, 24 hours in a day, and the number of days in each month.
- Remember how many hours there are in 1 day. There are 24 hours in 1 day.1 day = 24 hours
- Multiply by 2. There are 2 days.2 × 24 = 48
- Write the answer. This is the total number of hours.48
Check. Check the fact: 60 minutes, 24 hours, or the days in the month.
Watch out. Learn the months with 30 days: April, June, September and November. All the others have 31 days, except February.
Method. Use the facts: 60 minutes in an hour, 24 hours in a day, and the number of days in each month.
- Remember how many minutes there are in 1 hour. There are 60 minutes in 1 hour.1 hour = 60 minutes
- Multiply by 7. There are 7 hours.7 × 60 = 420
- Write the answer. This is the total number of minutes.420
Check. Check the fact: 60 minutes, 24 hours, or the days in the month.
Watch out. Learn the months with 30 days: April, June, September and November. All the others have 31 days, except February.
Method. Use the facts: 60 minutes in an hour, 24 hours in a day, and the number of days in each month.
- Remember how many minutes there are in 1 hour. There are 60 minutes in 1 hour.1 hour = 60 minutes
- Multiply by 4. There are 4 hours.4 × 60 = 240
- Write the answer. This is the total number of minutes.240
Check. Check the fact: 60 minutes, 24 hours, or the days in the month.
Watch out. Learn the months with 30 days: April, June, September and November. All the others have 31 days, except February.
Method. Use the facts: 60 minutes in an hour, 24 hours in a day, and the number of days in each month.
- Remember how many hours there are in 1 day. There are 24 hours in 1 day.1 day = 24 hours
- Multiply by 4. There are 4 days.4 × 24 = 96
- Write the answer. This is the total number of hours.96
Check. Check the fact: 60 minutes, 24 hours, or the days in the month.
Watch out. Learn the months with 30 days: April, June, September and November. All the others have 31 days, except February.