Optellen en aftrekken (reeks 2)

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

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Verbetersleutel

  1. \(-(-12)+(+2)=+12+2=14\)
  2. \(-(+5)+(-10)=-5-10=-15\)
  3. \(5-(-7)=5+7=12\)
  4. \(-5-(+1)=-5-1=-6\)
  5. \(-(-7)-(+4)=7-4=3\)
  6. \(7-(-8)=7+8=15\)
  7. \(-(+3)-(-5)=-3+5=2\)
  8. \(-(+8)-(-11)=-8+11=3\)
  9. \(-5-(-6)=-5+6=1\)
  10. \(-(+3)+(-7)=-3-7=-10\)
  11. \(-(+1)+(-10)=-1-10=-11\)
  12. \(-8-(-3)=-8+3=-5\)
Oefeningengenerator vanhoeckes.be/wiskunde 2021-12-02 01:49:14