Order Of Operations

123456789101112131415
Across
  1. 3. [(20-5)-10]+3-2+100-97
  2. 6. 4+(3×5²)-12
  3. 7. 1000000-9999997+12-12+3-3
  4. 10. 21x2-2+9-30-0
  5. 12. [(18x3)+7]-29
  6. 15. 20x5-8+24
Down
  1. 1. 12+7x(9-2)
  2. 2. 10x7-20+5-40-1
  3. 4. 50x2-50+150-100+75-75
  4. 5. (6+7+(6+7)+(6+7)+41
  5. 8. 7x7-(6/2)+4+44-1
  6. 9. 200-100-98+100-100+90-91
  7. 11. 5x50+25-75-199+3-3+57-50
  8. 13. (5x5)+(5x5)+92-4+8-1000
  9. 14. (50-17)x2-(15-2)