Sos! 5/7+3 6/7= 6 6/13-5 11/13 9 3/13-8 9/13= - вопрос №698304457367661351113931389132151911519 от alla5051 11.10.2021 18:53

Question

Математика: Sos! 5/7+3 6/7= 6 6/13-5 11/13 9 3/13-8 9/13= 2 15/19+1 15/19

alla5051 · Answer

⁵/₇+3⁶/₇ = 3⁵⁺⁶/₇ = 3¹¹/₇ = 4⁴/₇6⁶/₁₃-5¹¹/₁₃ = 11⁶⁺¹¹/₁₃ = 11¹⁹/₁₃ = 12⁶/₁₃9³/₁₃-8⁹/₁₃ = 17³⁺⁹/₁₃ = 17¹²/₁₃2¹⁵/₁₉+1¹⁵/₁₉ = 3¹⁵⁺¹⁵/₁₉ = 3³⁰/₁₉ = 4¹¹/₁₉...