mathematics

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Across
  1. 2. the bottom number in a fraction that shows how many equal parts the whole is divided into.
  2. 6. finding the total when you combine equal groups of a number.
  3. 8. one of the four operations of elementary arithmetic along with addition, multiplication and division
  4. 10. a number multiplied by itself.
Down
  1. 1. adding two or more numbers together to get a total.
  2. 3. the distance across a circle through its center.
  3. 4. dividing a number into equal parts or groups to see how many times one number fits into another.
  4. 5. the amount of space inside a 3D object.
  5. 7. 405-400
  6. 9. the space between two lines that meet at a point.