Common Core Math - 3.MD.3 - Super Teacher Worksheets Common Core Identifier: 3.MD.3 / Grade: 3. Curriculum: Measurement And Data: Represent And Interpret Data. Detail: Draw a scaled picture graph and a scaled bar graph to represent a data set with several categories. Solve one- and two-step "how many more" and "how many less" problems using information presented in scaled bar graphs.