ISBN-13: 9781683219453 / Angielski / Miękka / 2016 / 40 str.
Let's work your addition and subtraction skills next This workbook is composed of equations that you can do to master the skills of takeaways and adding up. After all, these core skills require mastery through examples. The great thing about this workbook is the examples are progressive so you are continually challenged and pushed to perform better. Grab a copy today