¹<span>/</span>₂<span> и </span>¹<span>/</span>₇ = ⁷/₁₄ и ²/₁₄<span>; </span>¹<span>/</span>₁₀ <span>и </span>¹¹/₁ = ¹/₁₀ и ¹¹⁰/₁₀<span>; </span>³<span>/</span>₁₀<span> и </span>⁴<span>/</span>₁₃ = ³ˣ¹³/₁₃₀ и ⁴ˣ¹⁰/₁₃₀ = ³⁹/₁₃₀ и ⁴⁰/₁₃₀<span>; </span>¹<span>/</span>₂ <span>и </span>¹<span>/</span>₉ = ⁹/₁₈ и ²/₁₈<span>; </span>³<span>/</span>₁₀ <span>и </span>¹⁰<span>/</span>₁₁ = ³ˣ¹¹/₁₁₀ и ¹⁰ˣ¹⁰/₁₁₀ = ³³/₁₁₀ и ¹⁰⁰/₁₁₀<span>; </span>⁹<span>/</span>₁₀ <span>и </span>¹²<span>/</span>₁₃ = ⁹ˣ¹³/₁₃₀ и ¹²ˣ¹⁰/₁₃₀ = ¹¹⁷/₁₃₀ и ¹²⁰/₁₃₀