Numbers

1234567
Across
  1. 3. we are studying in grade number
  2. 5. in 1 cm we have ... mm
  3. 7. the number between six and eight
Down
  1. 1. dog has ... legs
  2. 2. the maximum grade is
  3. 3. we have ... eyes
  4. 4. the classes start at
  5. 6. write the number 9
  6. 7. two multiplied by 3 equals