Students frequently do warm-up drills that enhance their mental math skills. Front end strategies involve using the first digits of the largest numbers to get an estimate, which of course is too low, and then adjusting up. Students use money and shopping situations to practice estimation and mental math skills. A Book about Dividing by Robert Froman. A little girl and her three friends solve a variety of problems, estimating first and discussing what to do with remainders.
Students play addition max out .
One student rolls a die and everyone must write the number showing into one of their blanks. Once the number is written in, it can not be changed. Another roll - another number written, and so on. The object is to be the player with the largest sum when all six digits have been written. If a player has the largest possible sum that can be made from the six digits rolled, there is a bonus for maxing out .