REAL NUMBERS

12345678
Across
  1. 3. German word which means to count.
  2. 4. A Greek mathematician.
  3. 6. An incorrect assumption.
  4. 8. Numbers which have HCF 1
Down
  1. 1. When remainder is zero.
  2. 2. Equivalent numbers
  3. 5. Who first calculated the digits is the decimal expansion of pie.
  4. 7. Rational and irrational numbers are together called ________.