703 Litawn's MATH words

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Across
  1. 2. 共同
  2. 4. 100 years
  3. 7. to make something simpler
  4. 12. why do the lights works? Computers, cell phones?
  5. 14. a sequence with a constant ratio （不变的比例）between terms
  6. 15. from big to small
  7. 16. a member (分子）of a sequence
Down
  1. 1. a cold season
  2. 3. the verb for multiplication
  3. 5. to make something bigger
  4. 6. what you get when you subtract two numbers
  5. 8. 连续
  6. 9. an ordered (有次序) pattern (模式) of numbers
  7. 10. a sequence where the difference between numbers is constant （不变）
  8. 11. to make something smaller
  9. 13. the study of nature