OH.NNSO. Number, Number Sense and Operations: Students demonstrate number sense, including an understanding of number systems and operations and how they relate to one another. Students compute fluently and make reasonable estimates using paper and pencil, technology-supported and mental methods.
NNSO.3. Grade Level Indicator: Number and Number Systems: Identify and generate equivalent forms of fractions, decimals and percents.
NNSO.B. Compare, order and convert among fractions, decimals and percents.
NNSO.D. Use models and pictures to relate concepts of ratio, proportion and percent.