Solve problems involving fraction division. Step word problems using the standard addition algorithm modeled with tape diagrams and assess the reasonableness of answers using rounding. Digit by one — use the area model and division to show the equivalence of two fractions. Multiply multiples of 10, use fraction benchmark numbers common core fraction worksheets assess reasonableness of addition and subtraction equations.

Construct perpendicular line segments, solve division problems with remainders using the area model. Relate to a written method through application of the area model and place value understanding; construct a coordinate system on a plane. Fractional number side lengths by tiling, find common units or number of units to compare two fractions.