Use this workbook to practice essential addition and subtraction skills including: adding & subtracting without regrouping, adding & subtracting with regrouping, adding & subtracting two-digit and three-digit numbers, and solving word problems. This versatile book has activities that are great for independent work in class, homework assignments, or extra practice to get ahead. Plus, you’ll get practice for standardized tests with an answer key. Grades 2-3, 48 pages