Books Books RULE. 1 . Separate the given number into periods of three figures each, by putting a point over the unit figure and every third figure bejond the place of units. The New Complete System of Arithmetic: Composed for the Use of the Citizens ... - Page 224
by Nicolas Pike - 1802 - 352 pages ## Daboll's Schoolmaster's Assistant: Improved and Enlarged, Being a Plain ...

Nathan Daboll - Arithmetic - 1843 - 248 pages
...to find a number, which, being multiplied into its square, shall produce the given number. RULE. 1. Separate the given number into periods of three figures...by putting a point over the unit figure, and every thii-d figure from the place of units to the left, and if there be decimals, to the right. 2. Find... ## Schoolmaster's Assistant: Improved and Enlarged, Being a Plain Practical ...

Nathan Daboll - 1843 - 260 pages
...multiplied into its square, shall produce the given number, RULE. 1, Separate the given number inAo periods of three figures each, by putting a point over the unit figure, and every third figure from the place of units to the Irft, and if there be decimals, to the right. 2. Find the greatest cube... ## Elements of Algebra: Including Sturms' Theorem

Charles Davies - Algebra - 1845 - 382 pages
...to larger numbers. 212. Hence, for the extraction of the cube root of numbers, we have the following RULE. I. Separate the given number into periods of three figures each beginning at the right hand: the left-hand period will often contain less than three places of figures.... ## Introduction to the National Arithmetic, on the Inductive System ...

Benjamin Greenleaf - Arithmetic - 1848 - 204 pages
...Cube of 7 =343 Hence the following RULE. 1. Separate the given number into periods of three fgures each, by putting a point over the unit figure, and every third figure beyond the place of units, 3. Subtract the cube, thus found, from this period, and to the remainder bring down the next period;... ## Daboll's Complete Schoolmaster's Assistant: Being a Plain Comprehensive ...

Nathan Daboll, David Austin Daboll - Arithmetic - 1849 - 260 pages
...2 feet thick, is 2X2X2 = 8 cubic feet. Hence the cube root of 8 is 2, because 23, that is, 2X2X2=8. RULE. I. Separate the given number into periods of...point over the unit figure, and every third figure from the place of units, towards the left, and if there be decimals, point them from the unit's place... ## The National Arithmetic on the Inductive System: Combining the Analytic and ...

Benjamin Greenleaf - Arithmetic - 1850 - 368 pages
...and at least but two less. We therefore separate the given number into periods of three figures each, putting a point over the unit figure, and every third figure beyond the place of units ; thus, 46,656. We find by the table of powers, or by trial, the greatest power in the left-hand period,... ## The scholar's guide to arithmetic; or, A complete exercise-book

John Bonnycastle - 1851 - 314 pages
...\$c. (11.) Required the squareroot of -00032754. Ans. -01809 \$c. extraction of toe Cube RULE 1.* 1. Separate the given number into periods of three figures each, by putting a point over, every third figure from the place of units, towards the left-hand in integers, and to the right-hand... ## The Practical Model Calculator: For the Engineer, Mechanic, Machinist ...

Oliver Byrne - Engineering - 1851 - 310 pages
...of the columns may increase in the same order. In column (in) write the given number, and divide it into periods of three figures each, by putting a point over the place of units, and also over every third figure, from thence to the left in whole numbers, and to... ## School Arithmetic: Analytical and Practical

Charles Davies - 1852 - 344 pages
...the exact number. Hence the cube root of 4096 is 16. 301. Hence, to find the cube root of a number, RULE. — I. Separate the given number into periods of three figures each, by placing a dot over the place of units, a second over the place of thousands, and so on over each third... 