английский и математика

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Across
  1. 4. machine that can take in, record, and store information …
  2. 7. the first machines that could perform all the operations with numbers …
  3. 11. In the equation five multiplied by two is ten two is the …
  4. 12. the study of shape, size and position …
  5. 15. In the equation 5 × 2+ = 10 five … by two is ten
  6. 16. In the equation 8 : 2 = 4 two is the …
  7. 18. In the equation five multiplied by two is ten five is the…
  8. 20. In the equation 6 : 2 = 3, six is the …
Down
  1. 1. all specialists apply basic … of mathematics
  2. 2. sign ( × ) is the ….
  3. 3. basic operations of arithmetic
  4. 5. In the equation 12 : 4 = 3 three is the…
  5. 6. 0, 1, 2, 3, 4, 5, 6, 7, 8, 9
  6. 8. 3 + 5 = 8, 3 and 5 are…
  7. 9. 3 + 5 = 8
  8. 10. the numerals we use nowadays are known as…
  9. 13. scientists introduce new concepts by rigorous …
  10. 14. the study of number …
  11. 17. (+) is the … plus
  12. 19. In the equation 5 × 2 = 10 ten is the …