Завдання 501 - 600 » 509

Зменш на 1/6 кожне із чисел: 1) 5/6 – 1/6 = 4/6 = 2/3; 2) 11/6 – 1/6 = 1; 3) 1/2 – 1/6 = (3 - 1)/6 = 2/6 = 1/3; 4) 1/3 – 1/6 = (2 - 1)/6 = 1/6; 5) 71/2 – 1/6 = 7(3 - 1)/6 = 72/6 = 71/3; 6) 2 – 1/6 = 16/6 – 1/6 = 15/6.