CALCULS

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Across
  1. 1. (20*20)+30+4/2+(30*30)
  2. 3. 83*31+40
  3. 5. 11*25+50*20
  4. 7. (10*10)*50/2
  5. 8. 10000/10*2
  6. 9. 12*30+15*43-200/10
Down
  1. 2. (60*50)+(60/5)
  2. 4. (49*4)*11+1000
  3. 6. 100*200
  4. 7. (26*60/2)+10*10*10*10