238
4
8
2
16
20
Use each of the numbers only once with any mathematical operations to make an expression equal to the target.
If you can't make the target exactly, how close can you get to it?
Topics: Starter  Arithmetic  Mental Methods
How did you use this starter? Can you suggest
how teachers could present or develop this resource? Do you have any comments? It is always useful to receive
feedback and helps make this free resource even more useful for Maths teachers anywhere in the world.
Click here to enter your comments.
If you don't have the time to provide feedback we'd really appreciate it if you could give this page a score! We are constantly improving and adding to these starters so it would be really helpful to know which ones are most useful. Simply click on a button below:
This starter has scored a mean of 3.7 out of 5 based on 179 votes.
Previous Day  This starter is for 2 November  Next Day
One possible solution is
Are there any others?
What strategies did you use?
Did you use your head, paper or a calculator?
Or did you use all three?
Could a computer help solve this problem?
Would you improve if you practised solving problems like this?
How could a group of students efficiently work together on a problem like this?
Note to teacher: Doing this activity once with a class helps students develop strategies. It is only when they do this activity a second time that they will have the opportunity to practise those strategies. That is when the learning is consolidated. Click the button above to regenerate another version of this starter from random numbers.
Teacher, do your students have
access to computers? 

Here is the URL for a concise version of this page without comments or answers.
Transum.org/go/?Start=November2
Here is the URL which will take them to a student version of this activity.