With 150 exercises for addition and subtraction (75 for each) and 50 blank "line number" templates for addition and subtraction (25 for each), your kids are capable to practice more.Number Line, the number line is used to develop a deeper understanding of whole number units, using a number line, starting at any point, to add or subtract.The Book Details: (1) size 8.5" x 11", (2) 119 pages
ThriftBooks sells millions of used books at the lowest everyday prices. We personally assess every book's quality and offer rare, out-of-print treasures. We deliver the joy of reading in recyclable packaging with free standard shipping on US orders over $15. ThriftBooks.com. Read more. Spend less.