This workbook provides practice classifying numbers as irrational or rational. Students will gain practice ordering numbers in ascending order. The number sets provided include non-perfect squares, perfect squares, repeating decimals and integers. Students will also practice approximating non-perfect squares and placing their approximate value on a number line. This workbook includes an assessment. Students will also practice converting repeating decimals to their fraction equivalents. The domains covered are 8.NS.A.1 and 8.NS.A.2.