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decimal128 floating-point format
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<p>In <a href="/facts/Computing/Kghtm9fX">computing</a>, decimal128 is a <a href="/facts/Decimal_floating-point/1F9rG2Sn">decimal floating-point</a> <a href="/facts/Computer_number_format/fmLUI4hh">number format</a> that occupies 128 bits in <a href="/facts/Computer_memory/hQKVQ51J">memory</a>. Formally introduced in <a href="/facts/IEEE_754-2008/gqqJPoYC">IEEE 754-2008</a>, it is intended for applications where it is necessary to emulate decimal rounding exactly, such as financial and tax computations. </p>