Speed, distance and time
The Maths Habit
Ali and Bo each travel for 1 hour. The bar shows how far they go. Who is faster?
Bo. He goes further in 1 hour.
Share equally. How much is in each part?
- Distance
- How far something travels.
- Time
- How long the journey takes.
- Speed
- How far something travels in 1 hour.
- mph, km/h
- Miles per hour. Kilometres per hour.
- 1Cut the bar.One box for each hour.
- 2Find 1 hour.Divide the distance by the hours. This is the speed.
A train travels 120 miles in 2 hours. Find its speed.
A coach travels 90 miles in 3 hours. Find its speed.
A train travels 120 miles in 2 hours. Find its speed.
A cyclist rides 20 km in 2 hours. Find her speed.
A train travels 120 miles in 2 hours. Find its speed.
A van travels 200 miles in 4 hours. Find its speed.
A train travels 120 miles in 2 hours. Find its speed.
A rowing boat travels 15 km in 5 hours. Find its speed.
1A bus travels 80 miles in 4 hours. Find its speed.
2A runner runs 18 km in 2 hours. Find her speed.
3A lorry travels 160 km in 4 hours. Find its speed.
4A horse walks 35 km in 5 hours. Find its speed.
Each part is the same. What is the total?
- 1Cut the bar.One box for each hour.
- 2Find 1 hour.The speed is the distance in 1 hour. Write it in each box.
- 3Multiply.Multiply 1 hour by the hours. This is the distance.
A car travels at 40 mph for 3 hours. How far does it go?
A cyclist rides at 10 km/h for 4 hours. How far does she ride?
A car travels at 40 mph for 3 hours. How far does it go?
A train travels at 70 mph for 2 hours. How far does it go?
A car travels at 40 mph for 3 hours. How far does it go?
A walker walks at 4 km/h for 5 hours. How far does she walk?
A car travels at 40 mph for 3 hours. How far does it go?
A boat sails at 6 km/h for 3 hours. How far does it sail?
Answer sheet
Is it right?
Thumbs up: right. Thumbs down: wrong.
80 miles in 2 hours, so the speed is 40 mph
Right60 km in 3 hours, so the speed is 180 km/h
Wrong: divide, do not multiply30 mph for 2 hours, so the distance is 60 miles
Right20 km/h for 4 hours, so the distance is 5 km
Wrong: multiply, do not divide50 miles in 5 hours, so the speed is 10 mph
Right
A cyclist rides 18 km in 1½ hours. Find her speed.
12 km/hA walker walks 10 km at 4 km/h. How long does it take?
2 hours 30 minutesA train travels 45 miles in 30 minutes. Find its speed in mph.
90 mph
A car travels 90 miles in 3 hours. Find its speed.
30 mphA cyclist rides at 9 km/h for 4 hours. How far does she ride?
36 kmA train travels 240 miles in 4 hours. Find its speed.
60 mph