The least common multiple of two numbers is 180 and the greatest common factor is 30. One of them is 90 and the other is 30______ .

The least common multiple of two numbers is 180 and the greatest common factor is 30. One of them is 90 and the other is 30______ .

180 △ 90 = 230 × 2 = 60 answer: the other number is 60, so the answer is: 60