CC.2.1.5.C.1 - Use the understanding of equivalency to add and subtract fractions
CC.2.2.5.A.1 - Interpret and evaluate numerical expressions using order of operations
CC.2.2.5.A.4 - Analyze patterns and relationships using two rules
CC.2.4.5.A.1 - Solve problems using conversions within a given measurement system
CC.2.4.5.A.2 - Represent and interpret data using appropriate scale