Happy Friday the 13th!
Don't worry, 13 is a Happy number! Students learn a new function and test whether a number is Happy or Sad.
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400+ real-world activities, each with a worksheet and answer key.
Browse the libraryDon't worry, 13 is a Happy number! Students learn a new function and test whether a number is Happy or Sad.
400+ real-world activities, each with a worksheet and answer key.
Browse the library
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