Volgorde van bewerkingen (gevorderd)

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1. \(7+4-20.(-20)\)
2. \(-15.18^2+17\)
3. \((-16).(-18)+20\)
4. \(10+7.10-18:2+3\)
5. \(4.(-8)-3.(-9)-3\)
6. \(-8-2.(-8-10)+20\)
7. \(-9-2.(-9-2)+15\)
8. \(6+4-15.(-19)\)
9. \(-10-5.(-8-8)+19\)
10. \(-9.\sqrt{\frac{64}{49}}-\left[(\frac{19}{18}-9)-(-4)^3\right]\)
11. \(6+5.8-50:5+10\)
12. \(\dfrac{13}{3}-\dfrac{10}{3}\cdot\dfrac{7}{10}\)

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Verbetersleutel

1. \(7+4-20.(-20)=7+4+400=411\)
2. \(-15.18^2+17=-15.324+17=-4860+17=-4843\)
3. \((-16).(-18)+20=288+20=308\)
4. \(10+7.10-18:2+3=10+70-9+3=74\)
5. \(4.(-8)-3.(-9)-3=-32+27-3=-8\)
6. \(-8-2.(-8-10)+20=-8-2.(-18)+20=-8-(-36)+20=48\)
7. \(-9-2.(-9-2)+15=-9-2.(-11)+15=-9-(-22)+15=28\)
8. \(6+4-15.(-19)=6+4+285=295\)
9. \(-10-5.(-8-8)+19=-10-5.(-16)+19=-10-(-80)+19=89\)
10. \(-9.\sqrt{\frac{64}{49}}-\left[(\frac{19}{18}-9)-(-4)^3\right]=-9.\frac{8}{7}-\left[(\frac{19}{18}-9)+64\right]=\frac{-72}{7}-\left[(\frac{-143}{18})+64\right]=\frac{-72}{7}-\left[\frac{1009}{18}\right]=\frac{-8359}{126}\)
11. \(6+5.8-50:5+10=6+40-10+10=46\)
12. \(\dfrac{13}{3}-\dfrac{10}{3}\cdot\dfrac{7}{10}= \dfrac{13}{3}-\dfrac{10\cdot 7}{3\cdot10}= \dfrac{13}{3}-\dfrac{7}{3}= \dfrac{13-7}{3}= \dfrac{6}{3}= \dfrac{2}{1}\)