Mathematical terms

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Across
  1. 4. The process or skill of taking one number or amount away from another.
  2. 5. A fraction whose denominator is a power of ten and whose numerator is expressed by figures placed to the right of a decimal point.
  3. 7. The process of calculating the total of two or more numbers.
  4. 8. We calculate it by adding up all the values, then divide by the number of values.
  5. 9. A numerical quantity that is not a whole number. For example 1/2.
Down
  1. 1. A mathematical operation performed on a pair of numbers in order to derive a third number called a product.
  2. 2. A number or ratio expressed as a fraction of 100. It is often denoted using the "%" sign.
  3. 3. A branch of mathematics concerned with questions of shape, size, relative position of figures, and the properties of space.
  4. 6. The operation which is the opposite of multiplication.
  5. 7. The part of mathematics in which letters and other general symbols are used to represent numbers.