MA19.4.20

Mathematics (2019) Grade(s): 4

MA19.4.20

Interpret data in graphs (picture, bar, and line plots) to solve problems using numbers and operations.

Unpacked Content

Knowledge

Students know:
  • how toMeasure objects to the nearest half, quarter, and eighth of an inch.
  • Partition a number line to show halves, fourths, and eighths.
  • Interpret data displayed in graphs to solve problems related to the data set.

Skills

Students are able to:
  • Interpret data in graphs (picture, bar, and line plots) to solve problems using numbers and operations.
  • Create a line plot to display a data set of measurements in fractions of a unit (1/2, 1/4, 1/8).
  • Interpret data in line plots to solve problems involving addition and subtraction of fractions.

Note: Students need to mark the line plot in eighths to use equivalence with common denominators of eighths before adding or subtracting with data set.

Understanding

Students understand that:
  • data can be collected, organized and analyzed in data displays to generate and answer questions related to the context of the data.

Vocabulary

  • Interpret
  • Data
  • Picture graph
  • Bar graph
  • Line plot
  • Data set
  • Scale
  • Frequency
  • Key
  • Partition
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