My Crossword doeeee(;

123456
Across
  1. 3. decimal
  2. 5. a method used to solve proportions and test whether ratios are equal
  3. 6. a deduction made from the regular price of a product or service
Down
  1. 1. the bottom number in a fraction
  2. 2. a point of reference from which measurements can be made
  3. 4. a whole number that is the denominator for all members of a group of fractions