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  • ............. + 690 = 4,200
    3,810
  • 18 + ...... = 25
    7
  • ............. - 66 = 99
    33
  • 350 + ...... = 798
    448
  • 950 + ...... = 1,800
    850
  • 450 - ...... = 99
    351
  • ............. - 735 = 600
    1,335
  • ............. + 780 = 835
    55
  • 70 - ...... = 25
    45
  • 30 - ...... = 25
    5
  • ............. - 500 = 7,500
    8,000
  • ............. + 2,222 = 3,209
    987
  • ............. - 50 = 450
    500
  • ............. + 45 = 57
    12
  • 18 + ...... = 88
    70
  • 69 - ...... = 39
    30
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