Arithmetically

the method or process of computation with figures: the most elementary branch of mathematics.
also called higher arithmetic, theoretical arithmetic. the theory of numbers; the study of the divisibility of whole numbers, the remainders after division, etc.
a book on this subject.
also, arithmetical. of or relating to arithmetic.
historical examples

there is present, of course, an arithmetically unequal division of horizontal extent, aside from the filling.
harvard psychological studies, volume 1 various

consider, i beg of you, arithmetically, what this fact means.
time and tide by weare and tyne john ruskin

his deduction was arithmetically, but not bibliographically, accurate.
the confessions of a collector william carew hazlitt

surely that, arithmetically speaking, is the position in which ciphers are most powerful.
punch, or the london charivari, vol. 152, april 25, 1917 various

these designations are arithmetically inaccurate, but the romans reckoned both ends of the series.
new latin grammar charles e. bennett

arithmetically this work belongs in the first or second years of learning.
the psychology of arithmetic edward l. thorndike

if the two persons were equal, their respective shares would be arithmetically equal: achilles would have six, ajax six.
what is property? p. j. proudhon

but the man cannot be the representative of a cl-ss, that is clear: it is physically and arithmetically impossible.
the paris sketch book of mr. m. a. t-tmarsh: the irish sketch book william makepeace thackeray

put forward, my paradoxical pupils, methodically and arithmetically, one by one.
the works of john marston john marston

the increase of population is arithmetically measured, and it stands in relations of direct causation to every social change.
appletons’ popular science monthly, december 1899 various

noun
the branch of mathematics concerned with numerical calculations, such as addition, subtraction, multiplication, and division
one or more calculations involving numerical operations
knowledge of or skill in using arithmetic: his arithmetic is good
adjective (ˌærɪθˈmɛtɪk)
of, relating to, or using arithmetic
n.

mid-13c., arsmetike, from old french arsmetique (12c.), from latin arithmetica, from greek arithmetike (tekhne) “(the) counting (art),” fem. of arithmetikos “of or for reckoning, arithmetical,” from arithmos “number, counting, amount,” from pie root -re(i)- “to reason, count” (cf. old english, old high german rim “number;” old irish rim “number,” dorimu “i count;” latin ritus “religious custom;” see read).

originally in english also arsmetrik, on folk etymology from medieval latin ars metrica; spelling corrected early 16c. replaced native tælcræft, literally “tell-craft.”
arithmetic
(ə-rĭth’mĭ-tĭk)
the mathematics of integers, rational numbers, real numbers, or complex numbers under the operations of addition, subtraction, multiplication, and division.