Integer Computation 1 PFAA

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Across
  1. 1. (-9)(-2)(-2)
  2. 3. (-4)(-4)(-4)
  3. 4. 12+(-36)-24
  4. 6. (33)(-3)
  5. 7. (-2)(31)(-2)
  6. 8. 42+(-7)
  7. 9. (-2)(4)(-3)
Down
  1. 1. 8+(-20)-4
  2. 2. -20-(-60)+30+(-10)
  3. 3. 5-6+(-8)
  4. 4. -1+(-2)+(-3)+(-4)+(-5)
  5. 5. (3)(3)(3)(3)
  6. 6. (-7)(12)/2
  7. 8. -5-(-30)+6