Subtraction 1 is a grade 1 level math workbook dealing with various concepts related to basic subtraction, and with basic addition and subtraction facts within 0-10. Most of the problems in the book only use numbers up to 10, but a few include numbers between 10 and 20.
Some of the topics covered are:
This subtraction workbook is divided into 20 sections. Each section begins with a bite-sized introduction to a topic with an example, followed by practice exercises including word problems. Answers are in the back. The format is ideal for independent or parent-guided study. The Math Mammoth series of workbooks is highly recommended by K5 Learning!
Table of Contents & Introduction