40 + (-9 + 18 +36 – 7) – ( -25 + 42 – 23 )
3( 4 + 2 x 3 ) + 2( 10 ÷ 5 + 2 ) – 4( 5 + 4 – 3 )
10+40÷8
-50 – { 36 – [-38 + ( 25 – 50 + 4) – 9] + 12}
-6*[6/3+(1/3+3/4)]
14
56
-130
15
-18.5
