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A guide to understanding subtraction and addition, covering the basic facts and operations, as well as topics such as inverse operations, regrouping, mental math, estimation, word problems, time, money, fractions, and mixed numbers.

Explores methods of solving addition and subtraction word problems using animal examples.

Contains an introduction to addition, in simple text with illustrations, explaining one-digit, two-digit, and three-digit addition, as well as partial sums, regrouping, and place value.

An introduction to adding money for young readers that covers how to add coins and dollars.

This book explains the steps of reading a problem, making a plan, solving the problem and checking your answer.

"Learn how to add and subtract whole numbers, decimals, fractions, measurements, and about regrouping numbers, mental math, and estimation"--Provided by publisher.