aaron30 aaron30
  • 14-10-2016
  • Mathematics
contestada

Long addition for integers

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arielatariel1104
arielatariel1104 arielatariel1104
  • 20-10-2016
-9 + 6 + (-7) +3=
-9 +6 = -3
-3 + (-7)= -10
-10 +3= -7
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garybgajiton
garybgajiton garybgajiton
  • 14-04-2020

-4 + 9 = 5

-81 + -56 = -137

40 + 23 = 63

positive + negative (convert it to subtraction the sign changes when it depends on the higher number)

negative + negative = negative

positive + positive = positive

Answer Link

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