Вычислить (1,2:36+1,2:0,25-1 5/10)
(1,2:36+1,2:0,25-1⁵/₁₀) = ¹/₃₀+4⁴/₅-1¹/₂ = ¹/₃₀+4²⁴/₃₀-1¹/₂ = 4²⁵/₃₀-1¹/₂ = 4⁵/₆-1¹/₂ = 4⁵/₆-1³/₆ = 3²/₆ = 3¹/₃.