Opposite of a Number

Explore the Number Line Contraption

Work Time

Explore the Number Line Contraption

  • Explain mathematically what is happening.

INTERACTIVE: Number Line Contraption

  • What happens when you set the lever at a positive integer?
  • What happens when you set the lever at a negative rational number?
  • How far from 0 is the lever to start? How far from 0 does it land?
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