Teaching math is hard. Making it real world relevant can be a chore. Showing how to figure out how much to pay your server at a dining establishment can be daunting. What if there was an easy way to accomplish it all and make it fun as well?
Being able to add 3 and 4 digit numbers and the resulting tip is simplified here. Students are also empowered with their own menu choices, making it much more believable to them.
adding large numbers
working with currency