Around 90 percent of the third- grade students correctly solved one-step, whole- number addition word problems, and about 70 percent correctly solved one-step, whole-number subtraction word problems. Students in seventh grade performed anbsp;...
|Title||:||Mathematics Methods for the Elementary and Middle School|
|Author||:||Mary M. Hatfield, Gary G. Bitter|
|Publisher||:||Allyn & Bacon - 1993|