6*6+6+1^4
-6 ( - 12÷2 -4 ) - ( - 2+6·5 ) + 2
$\sqrt{1 $\frac{9}{16}$ }$
10/10-4(9-9)
3*2^4-(7+3^2)
3*2^4
1/4t-6=-4
7=-10s-3
