The First Book of Arithmetic

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H. Cowperthwait & Company, 1858
 

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Page 72 - PAPER. 24 sheets make 1 quire. 20 quires " 1 ream. 2 reams " 1 bundle. 5 bundles " 1 bale. (c.) BOOKS. A sheet folded in 2 leaves is called a folio. " ' " 4 " " a quarto or 4to. " ' . " 8 " " an octavo or 8vo. " " 12 " " a 12mo or duodecimo. I« "
Page 72 - MEASURE. 10 millimetres = 1 centimetre. 10 centimetres = 1 decimetre. 10 decimetres = 1 metre. 10 metres = 1 decametre. 10 decametres = 1 hectometre. 10 hectometres = 1 kilometre.
Page 64 - MONEY. 10 mills = 1 cent. 10 cents = 1 dime. 10 dimes = 1 dollar. 10 dollars = 1 eagle.
Page 69 - Every circumference of a. circle, whether the circle be large or small, is supposed to be divided into 360 equal parts called degrees. Each degree is divided into 60 equal parts called minutes, and each minute into 60 equal parts called seconds.
Page 68 - An angle less than a right angle is called an acute angle; an angle greater than a right angle and less than two right angles is called an obtuse angle.
Page 140 - Dividing both numerator and denominator of a fraction by the same number both divides and multiplies the fraction by that number, and, therefore, docs not alter its value.
Page 73 - WEIGHTS. 10 milligrammes = 1 centigramme. 10 centigrammes = 1 decigramme. 10 decigrammes = 1 gramme. 10 grammes = 1 decagramme. 10 decagrammes = 1 hectogramme. 10 hectogrammes = 1 kilogramme. 10 kilogrammes = 1 myriagramme.
Page 63 - I stands for one ; V for five ; X for ten ; L for fifty ; C for one hundred ; D for five hundred ; M for one thousand.
Page 141 - ... decimal, and reduce the resulting fraction to its lowest terms by dividing both numerator and denominator by the same number.
Page 107 - The GREATEST COMMON DIVISOR OF TWO OR MORE NUMBERS is the largest number which is a divisor of each of them.

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