ISBN-13: 9780415886130 / Angielski / Miękka / 2011 / 160 str.
ISBN-13: 9780415886130 / Angielski / Miękka / 2011 / 160 str.
A supplement to the text Teaching Fractions and Ratios for Understanding. It is not merely an answer key, but a resource that includes in-depth discussions of the problems in the text; develops and extends discussion of the issues, teaching problems, and other considerations raised in the chapters; and contains additional problems.