ND Crossword puzzle

1234567
Across
  1. 2. A fraction that can not be reduced anymore
  2. 5. A fraction were the numerator is higher then the denomanator
  3. 7. the bottom part of the fraction
Down
  1. 1. fractions that are the same thing
  2. 3. bringing a fraction to lowest terms
  3. 4. To bring a fraction to lowest terms
  4. 6. the top part of a fraction