Lights, Camera, Math-tion!

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Across
  1. 3. To increase a number by another number.
  2. 4. The sound component of a video.
  3. 8. To make the image appear closer or further away.
  4. 9. The result you get when you add numbers together.
  5. 10. To combine two or more numbers to get a total.
  6. 11. To modify or adjust video content.
Down
  1. 1. A device for recording visual images.
  2. 2. A recording of moving visual images.
  3. 5. To split a number into equal parts.
  4. 6. A visual representation of something.
  5. 7. To take one number away from another.