-10
2.7_0.19
$x^{2}$ - $x$ - 12
3×-2×-5×6
$\sqrt{\frac{9^{3}}{25}}$
30÷1/3×3=
375/6250
\(\sqrt[]{\frac{8^{4}\div 6,9}{54}}\)
5.7 + 10.15 + 12.16 + 10.22 + 24.23 + 31.36
288/2538*100
