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Add and subtract up to 10,000

  • Grade 4
  • Mathematics
  • Numbers


In this mission, students use their knowledge of numbers and operations to solve various addition and subtraction problems with numbers up to 10,000.

Learning goals

  • I solve addition and subtraction problems up to 10,000 using an effective strategy.
  • I demonstrate my reasoning and my method.


  • addition
  • subtraction
  • problem-solving
  • number
  • common algorithm
  • personal algorithm
  • position value
  • decomposition
  • sum
  • remainder