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Math Mammoth Add & Subtract 2-B

By Maria Miller
Paperback
$18.95
By Maria Miller

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Math Mammoth Add & Subtract 2-B is a continuation to the book Math Mammoth Add & Subtract 2-A. The goal of this book is to study addition and subtraction within 0-100 both mentally and in columns especially concentrating on regrouping in addition (carrying) and in subtraction (borrowing).

Mental math is important because it builds number sense. This book includes many lessons that practice mental math. For example the child practices adding and subtracting two-digit numbers when one of the n...