Some of the 1000 terms with Wiki, CNX and CK-12 links
Information

At the present time Wiki's are not the best source of information for elementary school mathematics. An alternate source is Jenny Eather's A Maths Dictionary for Kids
Links to Connexion's OER (grade 1- 9) Math series and CK-12 (grade 6 and 7th grade) OER Mathematics series are incorporated into the spreadsheet on the bottom of each page.
Note: www.K-12math.info is not a commercial site or affiliated with any other website of a similar name.
  1. ACUTE ANGLE


    ADDITION:
    1. ADDITION ( Whole number )
    2. ADDITION ( Fraction )
    3. ADDITION ( Decimal )
    4. ADDITION ( Integer)
    5. ADDITION ( Rational number )
    6. ADDITION ( Real number )
    7. ADDITION ( Complex number )
      Maybe in the future:
      1. ADDITION ( Whole number )
      2. ADDITION ( Decimal +/- )
      3. ADDITION ( Real number )

    ***
  2. ADDITION PROPERTY (EQUATION )
  3. ANGLE
  4. AREA OF RECTANGLE
  5. AREA OF TRIANGLE
  6. BAR GRAPH (Statistics)
    ***
  7. CENTER (CIRCLE)
  8. CENTIMETER
  9. CIRCLE
  10. CIRCUMFERENCE
  11. COMPOSITE NUMBER
    ***
  12. COORDINATE
  13. COUNTING
  14. DECIMAL
  15. DEGREE (ANGLE)
  16. DENOMINATOR (FRACTION )
    ***
  17. DIVISION (DECIMAL )
  18. DIVISION (FRACTION )
  19. DIVISION (WHOLE NUMBER )
  20. EQUATION
  21. EQUILATERAL TRIANGLE
    ***
  22. EQUIVALENT FRACTIONS
  23. EXPONENT
  24. FACTOR (WHOLE NUMBER )
  25. FRACTION
  26. INEQUALITY (NUMBERS)
    ***
  27. INCH
  28. INTEGER
  29. ISOSCELES TRIANGLE
  30. LINE
  31. LINE GRAPH (STATISTICS )
  32. LINE SEGMENT
  33. LIQUID MEASURE
    ***
  1. METRIC UNITS
  2. MIXED NUMERAL (FRACTION )
  3. MONEY
    ***
  4. MULTIPLICATION (WHOLE NUMBER )
  5. MULTIPLICATION (FRACTION )
  6. MULTIPLICATION (DECIMAL )
  7. NUMBER LINE (INTEGER )
  8. NUMERATOR (FRACTION )
    ***
  9. OBTUSE ANGLE
  10. OPPOSITIES (INTEGER )
  11. ORDERING (NUMBER)
  12. ORDERED PAIR (COORDINATE SYSTEM)
  13. ORDINAL NUMBER
    ***
  14. PARALLEL LINES
  15. PARALLELOGRAM
  16. PERCENT
  17. PERPENDICULAR LINES
  18. PLACE VALUE
    ***
  19. POLYGON
  20. PRIME NUMBER
  21. PRISM (VOLUME )
  22. PROBABILITY
  23. PROBLEM SOLVING
    ***
  24. PROPORTION
  25. PROTRACTOR
  26. QUADRILATERAL
  27. RADIUS
  28. RATIO

    ***
  29. RATIONAL NUMBER
  30. REAL NUMBER
  31. RECTANGLE
  32. RIGHT ANGLE
  33. SIMPLEST FORM (FRACTION )
    ***
  34. SLOPE (EQUATION)
  35. SOLVING INEQUALITIES
  36. SUBTRACTION (DECIMAL )
  37. SUBTRACTION (FRACTION )
  38. SUBTRACTION (WHOLE NUMBER )
    ***
  39. TIME
  40. TRIANGLE
  41. VOLUME
  42. WHOLE NUMBER

©1972 (paper), 1985 (APPLE II/PC), 2005(www), 2011 Jim Kelly - All Rights Reserved.
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