As is the case with the european digit, the cham and khmer digit for 7 also evolved to look like their digit 1, though in a different way, so they were also concerned with making their 7 more different. As was the case with the european glyph, the cham and khmer glyph for 7 also evolved to look like their glyph for 1, though in a different way, so they were also concerned about making their 7 more.