Download evaluating-crossnumber.hqx (116,000 KB)
From: "Gary Smith"
Subject: Evaluating Crossnumber Puzzles
Evaluating Crossnumber Puzzles
Middle-School (grades 5 through 9) math program. Students solve crossnumber
puzzles by evaluating simple expressions. Program uses only positive
integers. Go to www.polymathlove.com for more free programs.