To: Teacher2Teacher Public Discussion
Subject: Re: Usning calculators in the classromm
Play 'wipe out' to show the value of zero (as a place holder) children types a number (eg. i type 462) in the calulator and asks their partner to get rid of the 6... and i have to return to zero in the tens place. the children learn to take 60 away rather than six (use as many digits as you wish).
Math Forum Home || The Math Library || Quick Reference || Math Forum Search