Math crossword

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Across
  1. 4. ratio is a comparison of two or more numbers that indicates their sizes in relation to each other
  2. 6. A sum that has equal sign
  3. 8. is any straight line segment that passes through the centre of the circle and whose endpoints lie on the circle.
  4. 10. rightmost position in a number
  5. 11. fraction is the number of parts of the whole; it's the top number of a fraction
Down
  1. 1. the branch of mathematics concerned with the properties and relations of points, lines, surfaces etc …
  2. 2. is the chance that something will happen, or how likely it is that an event will occur.
  3. 3. Half of Diameter
  4. 5. a measure of its steepness
  5. 7. a numerical quantity that is not a whole number
  6. 9. a relationship between two expressions or values that are not equal to each other