Rod Staff Grade 3 Math Student Supplemental Worksheets Key Author:ROD & STAFF PUBLISHERS Textbook and worksheets set for Exploring Arithmetic. 170 lessons Grade 3 reviews addition and subtraction skills from Grades 1 and 2 and teaches multiplication and division facts through table 9 and simple two- and three-step multiplication and division. Other concepts drilled are fraction meaning, measure equivalents, money values, and telling... more » time. Mixed computation and Roman numerals are introduced. The pupil does his exercises on paper and the textbook is reusable. The worksheets booklet has tear-out sheets that provide additional concepts beyond those taught in the textbook, as well as advanced practice to help better prepare third grade students for grade four. The answers will be found in a separate answer key booklet.« less