How many states are needed to ratify an amendment to the constitution?

3/4 of the states must ratify the amendment (37.5 states which rounds up to 38 states needed)

answer: born in saint-dié, in the vosges department, france, he studied law, and was called to the bar at paris in 1854,[2] but soon went into politics, contributing to various newspapers, particularly to le temps. he attacked the second french empire with great violence, directing his opposition especially against baron haussmann, prefect of the seine department. a series of his articles in le temps was later republished as the fantastic tales of haussmannlaxupa (1868).[2]

explanation:

no one really purchased it themselves, it was all america, they had debates etc.