Monday, 16 May 2016
Saturday, 14 May 2016
Thursday, 12 May 2016
Thursday, 5 May 2016
Friday, 29 April 2016
Tuesday, 12 April 2016
Adding 9...............
An easy way to add 9 is to add 10 and take away 1. What equations can you solve using this strategy?
Would it also also work for 99?
Would it also work for 11?
Would it also also work for 99?
Would it also work for 11?
Subscribe to:
Posts (Atom)