math crossoword

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123456
Across
  1. 2. one number ontop of the other
  2. 5. you ___ 9 by 10 to get 90
  3. 6. you ___ 9 and 10 to get 19
Down
  1. 1. you ___ 9 out of 10 to get 1
  2. 3. onenumber.nextnumber
  3. 4. you ___ 9 and 10 to get 0.9