Question

s.[(6+6x9-88:8)-(3x7+5-63:3)-4]:4 t.[86:2+3x(6+3)]:7-(8-3)x(31-29 t.8+3x[(3x13-4x12:6+2x11+2):5 u.[2x16:4+12:4x(24:6+2x100:100)]:(200:2:100) v.[(0:90+90:2)x(423:9+318:6)]:(1000:100x10) w.49:7+[49+(48:3+36:9+7:7)]:10 x.90+[(45-34)x(56:8-7)]:10+3x(56-8x6) y.(0+124-124:4):[88:4+2x(44:4+22:2)-63]

Answer 1

S.[(6+6x9-88:8)-(3x7+5-63:3)-4]:4
    [(6+54-11)-(21+5-21)-4]:4
    [(49-5)-4]:4
    (44-4):4
    40:4
    10
u.[2x16:4+12:4x(24:6+2x100:100)]:(200:2:100)
   [8+3(4+2)]:1
   8+18
   26
v.[(0:90+90:2)x(423:9+318:6)]:(1000:100x10)
   [45x(47+53)]:100
   (45x100):100
   4500:100
   45
w.49:7+[49+(48:3+36:9+7:7)]:10
    7+[49+(16+4+1)]:10
    7+(49+21):10
    7+70:10
    7+7
    14
x.90+[(45-34)x(56:8-7)]:10+3x(56-8x6)
   90+(11x0):10+3x(56-48)
   90:10+3x8
   9+24
   33
y.(0+124-124:4):[88:4+2x(44:4+22:2)-63]
   (124-31):[22+2x(11+11)-63]
    93:[22+2x22-63]
    93:(22+44-63)
    93:(66-63)
    93:3
    31

Answer 2

[(6+6*9-88:8)-(3*7+5-63:3)-4]=[(6+54-11)-(21+5-21)-4]=[49-5-4]=40 ; [86:2+3*(6+3)]:7-(8-3)*(31-29)=[43+3*9]:7-5*2=[43+27]:7-10=70:7-10=0