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Calculators are one of the most prominent and continued use of 7-segment displays since they only need a line of usually at least eight decimal digits, each amended with an eighth segment for the decimal point, which is commonly labeled ₯. Hexadecimal digits may also be supported easily.
Hexadecimal digits
0 1 2 3 4 5 6 7 8 9 A B C D E F
7-segment abcdef 7-segment bc 7-segment abdeg 7-segment abcdg 7-segment bcfg 7-segment acdfg 7-segment acdefg 7-segment abcf 7-segment abcdefg 7-segment abcdfg 7-segment abcefg 7-segment cdefg 7-segment adef 7-segment bcdeg 7-segment adefg 7-segment aefg

More advanced, scientific calculators may sport several lines and other math symbols. Most therefore use a dot matrix display instead.