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Addition and subtraction of whole numbers

  • Game Code: 2253424
  •  English    6     Public
    Grade 3
  •   Study   Slideshow
  • 900 - ... = 550
    350
  •  15
  • ... + 460 = 880
    420
  •  15
  • 130 + ... = 600
    470
  •  15
  • ... - 300 = 320
    620
  •  15
  • 250 + 50 +... = 800
    500
  •  15
  • 180 + ... + 620 = 850
    50
  •  15
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