Be the Best at MathBook - 2013
Learn to outsmart your classmates with the tips in this exciting, top secret book! The secret tips included in this simple, easy-to-read text will have you solving multiplication problems, grouping numerals, rounding, and more in no time!
Publisher: Chicago, Ill. : Raintree, c2013.
Characteristics: 32 p. : col. ill. ; 25 cm.