Apply the associative, commutative and distributive laws to aid mental and written computation
Activity: Mental Arithmetic
The popular TV show "Letters and Numbers" screened on SBS between 2010 and 2012. The Numbers aspect of the show required contestants to use mental arithmetic to generate an equation equal a target number given 6 random numbers consisting of a mix of small and large numbers. Since the show aired, many teachers and their students have played this or similar games. This activity takes the basic game and extends it into a calculator program and an entire investigation sure to build students' arithmetic skills, estimation, problem solving and much more.