Question

18,5323-(45, 291-40, 17+4, 0603) -(57, 49-54, 139) =
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Answer 1

18,5323 - (45,291 - 40,17 + 4,0603) - (57,49 - 54,139) = 6
1) 45,291 - 40,17 = 5,121
2) 5,121 + 4,0603 = 9,1813
3) 57,49 - 54,139 = 3,351
4) 18,5323 - 9,1813 = 9,351
5) 9,351 - 3,351 = 6

Ответ: 6.