Mathematical vocabulary

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Across
  1. 2. Two lines with an equal distance between them at all points
  2. 6. The number obtained by division
  3. 8. A number who's only factors are itself and 1
  4. 9. The number that remain after division
Down
  1. 1. A set of rules used to carry out any calculation
  2. 3. The oldest and most basic branch of maths, dealing with numbers and their basic operations: addition, subtraction, multiplication, and division
  3. 4. The amount of 3-dimensional space occupied by an object
  4. 5. A six-sided polygon
  5. 6. One of the four equal parts
  6. 7. The process of breaking up a number into equal parts. It is the opposite of multiplication