Skip over navigation
Answer: 2016
Multiple Years
Age 11 to 14
ShortChallenge Level 
Answer: 2016
| Year | Sum of digits | Divisible? | |
|---|---|---|---|
| 2011 | 2 + 1 + 1 | 4 | No because 2011 is odd and 4 is even |
| 2012 | 2 + 1 + 2 | 5 | No because it doesn't end in 5 or 0 |
| 2013 | 6 | No because 2013 is odd and 6 is even | |
| 2014 | 7 | No because 200$\div$7 is not a whole number | |
| 2015 | No because of odd/even problem | ||
| 2016 | 9 |
Yes because whenever the digits add up to 9,
the number is in the 9 times table!
|
|
This problem is taken from the UKMT Mathematical Challenges.
You can find more short problems, arranged by curriculum topic, in our short problems collection.
You may also like
Consecutive Numbers
An investigation involving adding and subtracting sets of consecutive numbers. Lots to find out, lots to explore.
Days and Dates
Investigate how you can work out what day of the week your birthday will be on next year, and the year after...