Математика 5 класс учебник Никольский, Потапов ответы – номер 866

а) 1⁽²/2 – 1/4 = 2/4 – 1/4 = 2 − 1/4 = 1/4 б) 5/9 – 1⁽³/3 = 5/9 – 3/9 = 5 – 3/9 = 2/9 в) 7/10 – 3⁽²/5 = 7/10 – 6/10 = 7 – 6/10 = 1/10 г) 16/27 – 1⁽³/9 = 16/27 – 3/27 = 16 – 3/27 = 13/27 д) 3⁽⁹/5 – 13/45 = 27/45 – 13/45 = 27 – 13/45 = 14/45 е) 1⁽⁹/3 – 8/27 = 9/27 – 8/27 = 9 – 8/27 = 1/27 ж) 1⁽³/2 – 1⁽²/3 = 3/6 – 2/6 = 3 – 2/6 = 1/6 з) 3⁽³/5 – 1⁽⁵/3 = 9/15 – 5/15 = 9 – 5/15 = 4/15 и) 7⁽³/8 – 2⁽⁸/3 = 21/24 – 16/24 = 21 – 16/24 = 5/24 к) 3⁽⁷/4 – 4⁽⁴/7 = 21/28 – 16/28 = 21 – 16/28 = 5/28 л) 9⁽³/16 – 11⁽²/24 = 27/48 – 22/48 = 27 – 22/48 = 5/48 м) 11⁽³/12 – 11⁽²/18 = 33/36 – 22/36 = 33 – 22/36 = 11/36