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Finding unknown numbers

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  • 56,000 + __?__ = 460,000
    404,000
  • 530,000 - __?__ = 290,000
    240,000
  • 876,000 - __?__ = 670,000
    206,000
  • __?__ - 34,000 = 96,000
    130,000
  • 5,600 + __?__ = 15,000
    9,400
  • ___?___ - 14,500 = 54,300
    68,800
  • __?__ + 236,500 = 510,000
    273,500
  • 95,000 + __?__ = 120,000
    25,000
  • 15,000 - __?__ = 13,000
    2,000
  • __?__ - 4,700 = 30,000
    34,700
  • __?___ + 1,500 = 2,700
    1,200
  • 150 - __?__ = 130
    20
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