BRL: Braille through Remote Learning

Specialized Codes Course
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Session Topics
  • Orientation
  • Numerals and Indicator
  • Punctuation
  • Signs of Operation
  • Signs of Comparison
  • Decimal Point
  • Monetary
  • Signs of Omission
  • Plurals
  • Ordinals
  • Format
    Evaluation
  • Reading Exercise
  • Writing Exercise
    Other Resources
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    SIGNS OF OPERATION

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    Signs of Operation: A few signs of operation and their braille equivalents are listed below. Since the minus sign and the hyphen are represented by the same symbol in both print and braille, the student must determine the meaning of the symbols from their context.

    Plus + dots 3-4-6
    Minus - dots 3-6
    Multiplication (times) Cross (Cartesian
    product) x
    dot 4dots 1-6
    dots 1-6
    Division dots 3-6 dots 4-6dots 3-4
    Plus or Minus ± dots 3-4-6dots 3-6
    Minus or Plus dots 3-6 dots 3-6dots 3-4-6
    Plus Followed by Minus +- dots 3-4-6dots 5dots 3-6
    Minus Followed by Plus -+ dots 3-6dots 5dots 3-4-6
    Minus Followed by Minus - - dots 3-6dots 5 dots 3-6

    1. Spacing and Punctuation With Signs of Operation: Unless otherwise stated, a sign of operation must be unspaced from its related mathematical terms. A sign of operation is a mathematical symbol and must be punctuated accordingly.

      1. What does 16 + 4 + 100 equal?

      2. Add 6 + 4, 5 + 3, and 10+ 2.

      3. 9 - 3 - 2

      4. 5 x 6 x 10

      5. 5dots 3-66dots 3-610

      6. 24dots 3-63 + 2

      7. 38 ± 7

      8. 38dots 3-67

      9. 10 + - 5

      10. 10 - + 5

      11. What is the meaning of +, -, x?

      12. The symbol of "plus" is "+."

    Developed by
    Shodor logoThe Shodor Education Foundation, Inc.
    in cooperation with the
    North Carolina Central University
    and the Governor Morehead School for the Blind

    Copyright © 1998