by Jeremy Beggs
If this was the winning shots in the Archery Competition, what was the Archer's score?
Work through a number of strategies to solve problem.
Double 9, add 10 and 15 and then add the two totals together.
Use 'add 10 take 1' strategy to add 9 to 10 and 15.
Find the highest total that an Archer could score.
Find the lowest score.
With a partner, choose a different combination of scores and final the total.