TTS Matematika

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Across
  1. 4. 12+6=
  2. 5. 15+4=
  3. 6. 16-8=
  4. 9. 12+5=
Down
  1. 1. 13+3=
  2. 2. 17-4=
  3. 3. 20-6=
  4. 5. 18-9=
  5. 7. 13+7=
  6. 8. 19-8=