Optellen en aftrekken (reeks 2)

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  1. \(-(-8)+(-6)=\)
  2. \(-(-4)+(+4)=\)
  3. \(7-(-8)=\)
  4. \(-7-(-5)=\)
  5. \(-(+7)-(-12)=\)
  6. \(-(-1)+(+4)=\)
  7. \(-(-12)-(-3)=\)
  8. \(7-(-9)=\)
  9. \(-(-6)+(+1)=\)
  10. \(-5-(+8)=\)
  11. \(-(+8)+(-9)=\)
  12. \(-(-2)+(-5)=\)

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Verbetersleutel

  1. \(-(-8)+(-6)=8-6=2\)
  2. \(-(-4)+(+4)=4+4=8\)
  3. \(7-(-8)=7+8=15\)
  4. \(-7-(-5)=-7+5=-2\)
  5. \(-(+7)-(-12)=-7+12=5\)
  6. \(-(-1)+(+4)=+1+4=5\)
  7. \(-(-12)-(-3)=12+3=15\)
  8. \(7-(-9)=7+9=16\)
  9. \(-(-6)+(+1)=6+1=7\)
  10. \(-5-(+8)=-5-8=-13\)
  11. \(-(+8)+(-9)=-8-9=-17\)
  12. \(-(-2)+(-5)=+2-5=-3\)
Oefeningengenerator vanhoeckes.be/wiskunde 2024-04-26 05:00:13