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Transcript

  • 1. Evolution of a Calculator By Jake Peterson
  • 2. Calculators are a useful tool for a wide array of people. They help students to businessmen do all kinds of calculations. Over the years, they have developed to become more and more advanced.
  • 3. The abacus originated in China Was used to do simple calculations
  • 4.
    • Developed in late 1800s
    • Had the ability to add and do direct multiplication
  • 5.
    • Invented in the mid 1900s
    • Portable size
    • Battery operated
    • Used a chip
    • This made small calculators possible
  • 6.
    • Basic calculator able to do simple calculations
    • Could add, subtract, multiply, and divide
    • Smaller and more portable
  • 7.
    • Calculator that could keep records of what was done
    • Had more functions than the previous models
    • Good for accountants and people who work with numbers
  • 8.
    • Got smaller and skinnier
    • Had more abilities
    • Able to do trigonometric functions
    • Useful to a student in school
  • 9.
    • Similar to older version
    • Made larger screen
    • Added ability to show graphs and tables
    • Common calculators used in high schools
  • 10.
    • Made simpler calculators that would appeal to younger kids
    • More portable and better looking
    • Some were bendable and clear
  • 11.
    • Made more advanced calculators accessible on phones
    • Just needed to buy the app
    • Saved money
    • No more need to carry a calculator
  • 12. Future In the future I believe calculators will no longer be needed. As a child, a small chip will be put in our brain that allows us to do calculations in our head.