Use the
digits
9, 6, 9, 6 and 3
to make 6243
You have five minutes to get as close to 6243 as possible using any mathematical operations you know.
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Keywords: Starter
| Arithmetic
Good, achieved the results I required
Satisfactory
Didn't really capture the interest of the students
Not for me! I wouldn't use this type of activity.
This starter has scored a mean of 3.8 out of 5 based on 33 votes.
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Answer
One possible solution is 99 x 63 + 6 = 6243
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 his?