fractional part

[/frækˈʃənəl pɑːrt/]
nounpl: fractional parts
parte fracionária
1. In mathematics, the decimal portion of a number that remains after removing the integer part; the difference between a number and its floor function.
The fractional part of 3.75 is 0.75.
A parte fracionária de 3,75 é 0,75.
2. A component or portion that is less than a whole unit, particularly in mathematical or scientific contexts.
We only need the fractional part of the measurement for this calculation.
Precisamos apenas da parte fracionária da medida para este cálculo.
This is a technical mathematical term used consistently across both Brazilian and American educational systems. It is commonly encountered in courses on calculus, numerical analysis, and discrete mathematics. The term has no colloquial variations and maintains its formal academic usage in both English and Portuguese-speaking countries.
Synonyms / Sinônimos
decimal partmantissaremainder after integer divisionfractional component
Antonyms / Antônimos
integer partwhole numberfractional whole

Regional Variations

General Brazilian
parte fracionária
Standard mathematical terminology used in Brazilian schools and universities
Portugal
parte fraccionária
Portuguese spelling variant using double 'c'; same meaning as Brazilian Portuguese
USA/International
fractional part
Standard English term used in mathematical and scientific contexts worldwide

Related Words

integer partfloor functiondecimal representationmodulo operationnumerical analysis

Related Idioms & Phrases

break down into fractional parts
the fractional part of the equation
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