Răspuns:
[(358 +254): 9+16] x 100: [( 178 +542): 12)
(612:9+16)x100:(720:12)=
(68+16)x100:60=
84x100:60=
8400:60=140
[35 x 62 - (152 x 14:28 +1 094)] : (812 x 9 - 7208) x [(485 + 515) : 1 000] =
[2170-(2128:28+1094)]:(7308-7208)x(1000:1000)=
[2170-(76+1094)]:100x1=
(2170-1170):100=
1000:100=10