Use fractions to help Walker zap those gaps and get home. Work with unit fractions to build larger ones.
Gap Zappers - Learning Connections
Problem Solving - complete mathematical puzzles
Common Core Connection for Grades 3 and 4
Recognize and generate simple equivalent fractions. Explain why the fractions are equivalent by using a visual fraction model. Decompose a
fraction into a sum of fractions with the same denominator. Compare two fractions with different numerators and different denominators.
Understand a multiple of a/b as a multiple of 1/b.