TY - BOOK AU - Cotter, Joan A. TI - RightStart Mathematics : A hands-On Geometric Approach (2nd Ed): Lessons /Level G SN - 9781931980968 PY - 2018/// CY - Hazelton, ND PB - Activities for Learning, Inc. KW - Mathematics (Intermediate) N1 - Multiplication of a 4-digit number by a 2-digit number along with division of a 4-digit number by a 1-digit number using short division is learned. Addition and subtraction of simple, improper, and mixed fractions are all addressed. Other topics include prime numbers, factoring, percentages, decimals, numbers to one million, data and probability, linear and square units, and measurement. They explore area, angles, symmetry, patterns, rotational symmetry, angle measurement, and 3-dimensional figures. Some algebraic concepts are introduced building on problem solving; Grade 4 ER -