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- \(-3.\sqrt{\frac{9}{100}}-\left[(\frac{18}{8}-9)-(-2)^3\right]\)
- \(16+16.(-3)\)
- \(-5.18^2+18\)
- \(8+2.4^2-3\)
- \(-80:10+70:(-7)\)
- \(-9-6.(-6-17)+7\)
- \(5+6.4^2-3\)
- \(3+3.8^2-3\)
- \(-6.\sqrt{\frac{81}{25}}-\left[(\frac{15}{8}-3)-(-3)^3\right]\)
- \(15+10:(-2)\)
- \(3+2.5-12:2+10\)
- \(6+8.3^2-6\)
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Verbetersleutel
- \(-3.\sqrt{\frac{9}{100}}-\left[(\frac{18}{8}-9)-(-2)^3\right]=-3.\frac{3}{10}-\left[(\frac{9}{4}-9)+8\right]=\frac{-9}{10}-\left[(\frac{-27}{4})+8\right]=\frac{-9}{10}-\left[\frac{5}{4}\right]=\frac{-43}{20}\)
- \(16+16.(-3)=16+(-48)=-32\)
- \(-5.18^2+18=-5.324+18=-1620+18=-1602\)
- \(8+2.4^2-3=8+2.16-3=8+32-3=37\)
- \(-80:10+70:(-7)=-8+(-10)=-18\)
- \(-9-6.(-6-17)+7=-9-6.(-23)+7=-9-(-138)+7=136\)
- \(5+6.4^2-3=5+6.16-3=5+96-3=98\)
- \(3+3.8^2-3=3+3.64-3=3+192-3=192\)
- \(-6.\sqrt{\frac{81}{25}}-\left[(\frac{15}{8}-3)-(-3)^3\right]=-6.\frac{9}{5}-\left[(\frac{15}{8}-3)+27\right]=\frac{-54}{5}-\left[(\frac{-9}{8})+27\right]=\frac{-54}{5}-\left[\frac{207}{8}\right]=\frac{-1467}{40}\)
- \(15+10:(-2)=15+ (-5)=10\)
- \(3+2.5-12:2+10=3+10-6+10=17\)
- \(6+8.3^2-6=6+8.9-6=6+72-6=72\)