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Números negativos

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  • -20-30
    -50
  • 2-8
    -6
  • 7-5
    2
  • 0-20
    -20
  • 2-10
    -8
  • -3+8
    5
  • -4-20
    -24
  • -10:(-5)
    2
  • 3-3
    0
  • -4x100
    -400
  • -5-10
    -15
  • -5+20
    15
  • -40x70
    -2800
  • -50+100
    50
  • -30x(-5)
    150
  • -8x6
    -48
  • -7x(-7)
    49
  • 20-21
    -1
  • -2-8
    -10
  • -3-3
    -6
  • -20-20
    -40
  • 4-5
    -1
  • -5x20
    -100
  • 300:(-5)
    -60
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