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" Point off the given number into periods of two figures each, by putting a dot over the units, another over the hundreds, and so on. "
Practical and Mental Arithmetic ... - Σελίδα 251
των Roswell Chamberlain Smith - 1839
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Daboll's Complete Schoolmaster's Assistant Being a Plain Comprehensive ...

Nathan Daboll - 1843 - 254 σελίδες
...the square root of 1225 ? Operation 1225(35 9 65)325 325 00 Illustration.— By the Rule, we point the given number into periods of two figures each, by putting a dot over the unit's place and another over the place of hundreds, making 2 periods, which show that the root will...

Practical and Mental Arithmetic: On a New Plan, in which Mental Arithmetic ...

Roswell Chamberlain Smith - 1843 - 318 σελίδες
...6x 6 = 36 36X36 = 1290, Anг., u befo«. D 30 X 6 = 180 1296 square rods. From these illustrations we derive the following RULE. Point off the given number into periods of two filruree each, by putting a dot over the units, another over the hundreds, and so on ; and, if there...

Practical and Mental Arithmetic, on a New Plan: In which Mental Arithmetic ...

Roswell Chamberlain Smith - 1843 - 306 σελίδες
...36 36X36= 12%, Лаз., и ЪеГом. О ЭОХ 6 = 180 1396 square rods. From these illustrations we derive the following RULE. Point off the given number into periods of * wo figurée each, by putting a dot over the units, another over the hundreds, and so on ; and, if...

Arithmetic on the Productive System: Accompanied by a Key and Cubical Blocks

Roswell Chamberlain Smith - 1843 - 320 σελίδες
...each, the number of periods will equal the number of figures of which the root will consist. RULE. 14. Point off the given number into periods of two figures each, by puttting a dot over the units, another over the hundreds, and so on ; and if there are decimals, point...

The National Arithmetic: On the Inductive System, Combining the Analytic and ...

Benjamin Greenleaf - 1843 - 340 σελίδες
...feet square, containing 576 square feet. From the above we infer the following RULE. 1. Distinguish the given number into periods of two figures each, by putting a point over the place of units, another over the place of hundreds, and so on, which points show the...

Introduction to The National Arithmetic, on the Inductive System: Combining ...

Benjamin Greenleaf - 1844 - 204 σελίδες
...containing 625 square feet. From the above, we infer the following 25X25 = 625. RULE. 1. Distinguish the given number into periods of two figures each, by putting a point over the place of units, another 'over the place of hundreds, and so on, which points show the...

Introduction to The National Arithmetic: On the Inductive System; Combining ...

Benjamin Greenleaf - 1844 - 208 σελίδες
...Proof. 625 625 square feet. From the above, or, we infer the following 25X25 = 625. RULE. 1. Distinguish the given number into periods of two figures each, by putting a point over the place of units, another over the place of hundreds, and so on, which points show the...

Adam's New Arithmetic

Daniel Adams - 1845 - 272 σελίδες
...we derive the following general RULE FOR THE EXTRACTION OF THE BftOARE ROOT. I. Point off the glmi number into periods of two figures each, by putting a dot over lha units, another over the huudreds, and BO on. Thcae dots show the number of figurea of whieli Ihe...

Practical and Mental Arithmetic on a New Plan: In which Mental Arithmetic is ...

Roswell Chamberlain Smith - 1847 - 308 σελίδες
...вх U-- 36 3C X 3ti= 12%, Лп».,и before. 3UX 6=180 1Й1« square rods. From these illustrations we derive the following RULE. Point off the given...units, another over the hundreds, and so on ; and, if (here are decimals, point them in the same manner, from units towards the right hand. These dots show...

Arithmetic, in which the Principles of Operating by Numbers are Analytically ...

Daniel Adams - 1848 - 342 σελίδες
...example and illustration we derive tha following general RULE FOR THE EXTRACTION OF THE SQUAhE ROOT. I. Point off the given number into periods of two figures each, by putting a dot over the umts, another over the hun dreds, and so on. These dots show the number of figures of which the root...




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