When written as a word or words, what is the smallest positive whole number containing the
letter 'a'?
Tweet about this starter  Share 
Topics: Starter  Vocabulary
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 3.1 out of 5 based on 209 votes.
Previous Day  This starter is for 7 October  Next Day
Idea for Teacher: Another way to present this idea is to challenge pupils to write down in one minute as many words as possible that do not contain the letter A . You can easily win this competition by writing down one, two, three, four etc which is much easier to do!
Casio Classwiz CalculatorThere is currently a lot of talk about this new calculator being the best in its price range for use in the Maths classroom. The new ClassWiz features a highresolution display making it easier to view numerical formulas and symbols but it isn't a graphical calculator as such (it has the capacity to draw graphs on your smart phone or tablet, via a scannable QR code and an app). As well as basic spreadsheet mode and an equation solving feature you also get the ability to solve quadratic, cubic or quartic polynomial inequalities and the answer is given just as it should be written down, using the correct inequality symbols! This calculator has a highperformance processor and twice the memory of previous models ensuring speedy operation and superior computational power.more... 
Teacher, do your students have
access to computers? 

Here a concise URL for a version of this page without the comments.
Transum.org/go/?Start=October7
Here is the URL which will take them to a related activity.
What is the largest number that has only one syllable?
When written as a word or words, what is the smallest positive whole number containing all of the vowels?
When written as a word or words, what is the only prime number that does not contain the letter 'e'?
When written as a word or words, what is the largest positive whole number that does not contain the letter 'o'?
When written as a word or words, what is the largest positive whole number that does not contain the letter 'i'?
The solutions to this and other Transum puzzles, exercises and activities are available here when you are signed in to your Transum subscription account. If you do not yet have an account and you are a teacher, tutor or parent you can apply for one here.
If you enjoyed this type of number puzzle you might like to look at the June 2016 Transum Newsletter which featured a similar challenge as the puzzle of the month.