Skill Sharpeners Math, Grade 3 provides practice for the following mathematics skills: •read, write, and compare numbers to 10,000 •addition and subtraction facts to 18 •two- and three-digit addition and subtraction with and without regrouping •multiplication and division facts to 81 •multipy a two- and three-digit number by a one-digit number with and without regrouping •division with and without remainders •value of pennies, nickels, dimes, quarters, dollar bills •solve word problems •tell time to the minute •identify fractions—1/2, 1/3, 1/4, 3/4, 2/3, 1/6, 1/8 •read and create graphs •measure to the nearest half inch •geometry—basic shapes, symmetry, perimeter