Why do the Zeros Disappear When You Press Equal?
by Ihor Charischak This article first appeared in CLIME Connections, Volume 7, No. 1, 1994. The big push over the past few years has been for teachers to use calculators. Unfortunately, the issue is charged because some parents have a hard time supporting teachers who use calculators before their children have learned their algorithms. Though I …
Why do the Zeros Disappear When You Press Equal? Read More »