Archive image from page 223 of The cyclopaedia; or, Universal dictionary. The cyclopaedia; or, Universal dictionary of arts, sciences, and literature cyclopaediaorun01rees Year: 1819 ADD btrs, ov qviHiilities, ftveially ailJul one to another. Or, addition in tin: iiiveiition ot a , from two or more homogeneous ones given, wliich is equal to the given num- bers taken , or together. 'J'he nuiiiber llu;b found is called the Jvm, or aggregate of the numbers given. The charader of addition is +, which we ufually exprefs by plus. Thus 3+4 denotes the funi of 3 and 4 ; and is Hiid ;
Archive image from page 223 of The cyclopaedia; or, Universal dictionary. The cyclopaedia; or, Universal dictionary of arts, sciences, and literature cyclopaediaorun01rees Year: 1819 ADD btrs, ov qviHiilities, ftveially ailJul one to another. Or, addition in tin: iiiveiition ot a , from two or more homogeneous ones given, wliich is equal to the given num- bers taken , or together. 'J'he nuiiiber llu;b found is called the Jvm, or aggregate of the numbers given. The charader of addition is +, which we ufually exprefs by plus. Thus 3+4 denotes the funi of 3 and 4 ; and is Hiid ;, plus 4. ; The addition of fimple numbers is eafy. Thus it is rea- dily perceived that 7 and 9, or 7 +9, make 16; and 11 + 15, make 26. In longer, or compounded numbers, the bufinefs is per- foimed by writing the given numbers in a row downwards ; homogeneous under homogeneous, units imder unit, ttns ti-ider tens, &c. accurately coUecling the fums of tlie refpefilve columns. 'i'o di) this, we begin at the bottoni of the outmoft row or colimin to the rigiit; and if the amount of this column be ten, or fome number of tens, we fet down only the over- , and carry one for each ten to the next column. iSuppofe, the numbers and 172 were given to be added: write either of thtm v. gr. 172, under the other 13'7; fo that the units of the one, viz. 2, ftand uiider the units of the other, viz. 7 ; and the other 1357 numbers of the one, nuder the correfpondent ones of 172 the other, viz. the place of tens under tens, as 7 under 5; and that of hundreds, viz. I, under the 15:9 place of hundreds of the other, 3. Then, begiii- uiiig, fay 2 and 7 make 9 ; which write underneath ; alfo 7 and 5 make 12 ; the lall of which two numbers, viz. 2, is to be written, and the other one referved in your mind to be added to the next row, i and 3 : then fay I and 1 make â -â .which added to 3 make 5 : this written underneath, and there will lemain only one, the hril figure of the
Size: 2869px × 697px
Photo credit: © Bookive / Alamy / Afripics
License: Licensed
Model Released: No
Keywords: 1800, 1810, 1819, archive, book, bookauthor, bookcentury, bookcollection, bookcontributor, bookdecade, bookpublisher, booksubject, bookyear, drawing, encyclopedias_and_dictionaries, historical, history, illustration, image, london_longman_hurst_rees_orme_brown, page, picture, print, rees_abraham_1743_1825, reference, robarts, robarts_university_of_toronto, toronto, vintage
