a)15/36=5/12
15/36 = (15 : 3)/(36 : 3) = 5/12.
ответ: 15/36 = 5/12;
б)3/4=9/12
3/4 = (3 * 3)/(4 * 3) = 9/12.
ответ: 3/4 = 9/12
a)15/36=5/12
15/36 = (15 : 3)/(36 : 3) = 5/12.
ответ: 15/36 = 5/12;
б)3/4=9/12
3/4 = (3 * 3)/(4 * 3) = 9/12.
ответ: 3/4 = 9/12