Math

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Across
  1. 2. 9x10= 90 1+1=2
  2. 3. It is everywhere
  3. 4. Minus
  4. 6. Dividend, Divisor & Quotient
  5. 7. Time
  6. 9. The exact reflection is _______
Down
  1. 1. x
  2. 5. One of the basic operation in math
  3. 8. What math is based on