Volgorde van bewerkingen (gevorderd)

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1. \((-20).(-4)+13\)
2. \(15+17-2.(-18)\)
3. \(3+3.(4^2-2)\)
4. \((-2).(-7)+18\)
5. \(80-20:4+18\)
6. \(\dfrac{11}{2}-\dfrac{7}{2}\cdot\dfrac{2}{7}\)
7. \(6+6.3^2-3\)
8. \(75-25:5+15\)
9. \(210-35:7+17\)
10. \((-2).(-17)+4\)
11. \(3.(-9)-7.(-9)-4\)
12. \(\sqrt{\dfrac{121}{36}}-\left(\dfrac{11}{12}\right)^2\)

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Verbetersleutel

1. \((-20).(-4)+13=80+13=93\)
2. \(15+17-2.(-18)=15+17+36=68\)
3. \(3+3.(4^2-2)=3+3.(16-2)=3+3.(14)=3+42=45\)
4. \((-2).(-7)+18=14+18=32\)
5. \(80-20:4+18=80-5+18=93\)
6. \(\dfrac{11}{2}-\dfrac{7}{2}\cdot\dfrac{2}{7}= \dfrac{11}{2}-\dfrac{7\cdot 2}{2\cdot7}= \dfrac{11}{2}-\dfrac{2}{2}= \dfrac{11-2}{2}= \dfrac{9}{2}\)
7. \(6+6.3^2-3=6+6.9-3=6+54-3=57\)
8. \(75-25:5+15=75-5+15=85\)
9. \(210-35:7+17=210-5+17=222\)
10. \((-2).(-17)+4=34+4=38\)
11. \(3.(-9)-7.(-9)-4=-27+63-4=32\)
12. \(\sqrt{\dfrac{121}{36}}-\left(\dfrac{11}{12}\right)^2= \dfrac{11}{6} - \dfrac{121}{144}= \dfrac{264}{144} - \dfrac{121}{144}= \dfrac{143}{144}\)