MathIsFun! Crossword

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Across
  1. 1. Number that appears most often.
  2. 3. An equation where the highest exponent of the variable is a square
  3. 6. The middle of the numbers. To find, organize the data from least to greatest and then find the middle.
  4. 8. To split into equal parts or groups. It is "fair sharing".
  5. 9. The _____ of a straight line shows how steep a straight line is.
  6. 10. Taking one number away from another
  7. 12. Two or more equations that share variables.
  8. 13. Two things are equal
  9. 14. The difference between the lowest and highest values of a data set.
  10. 16. Can have constants, variables and exponents, that can be combined using addition, subtraction, multiplication and division.
  11. 17. The amount of space inside the boundary of a 2-dimensional object.
  12. 18. To bring two or more numbers together to make a new total
  13. 20. The distance around a two-dimensional shape.
Down
  1. 1. The average of the numbers. To calculate, find the sum, then divide by the count.
  2. 2. A method to find the best solution when there are linear equations and/or inequalities.
  3. 4. It's just repeated addition
  4. 5. A vertex is a point where two or more line segments meet. A corner.
  5. 7. It can "discriminate" between the possible types of answer
  6. 11. In a right-angled triangle the square of the long side is equal to the sum of the squares of the other two sides.
  7. 15. An equation that makes a straight line when it is graphed is ...
  8. 19. The _______ is all the values that go into a function