MGSE3.NBT.1 Use place value understanding to round whole numbers to the nearest 10 or 100. MGSE3.NBT.2 Fluently add and subtract within 1000 using strategies and algorithms based on place value, properties of operations, and/or the relationship between addition and subtraction. MGSE3.MD.3 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” problemsusing information presented in scaled bar graphs. For example, draw a bar graph in which each square in the bar graph might represent 5 pets.