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" Ifi 6 and 11 are 17 6 and 12 are 18 7 and 0 are 7 7 and 1 are 8 7 and 2 are 9 7 and 3 are 10 7 and 4 are 11 7 and 5 are 12 7 and 6 are 13 7 and 7 are 14 7 and 8 are 15 7 and 9 are 16 7 and 10 are 17 7 and 11 are 18 7 and 12 are 19... "
The North American Arithmetic: Part First, for Young Learners - Página 14
por Frederick Emerson - 1839 - 48 páginas
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Practical and Mental Arithmetic on a New Plan: In which Mental Arithmetic is ...

Roswell Chamberlain Smith - 1829 - 284 páginas
...11 are 17 6 and 12 are 18 7 and 1 are 8 7 and 2 are 9 7 and 3 are 10 7 and 4 are 11 7 and 5 are 12 7 and 6 are 13 7 and 7 are 14 7 and 8 are 15 7 and 9 are 16 7 and 10 are 17 7 and 11 are 18 7 and 12 are 11' ARITHMETIC. Questions on the Table. -, 7 30. How many...
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The Child's Arithmetic ...

Ingram Cobbin - 1830 - 150 páginas
...and 9 are 15 • Lesson 7. 7 and 1 are 8 7 and 2 are 9 7 and 3 are 10 7 and 4 are 11 7 and 5 are 12 7 and 6 are 13 7 and 7 are 14 7 and 8 are 15 7 and 9 are 16 Lesson 8. 8 and 1 are 9 8 and 2 are 10 8 and 3 are 11 8 and 4 are 12 8 and 5 are 13 8 and 6 are 14 8 and 7...
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Practical and Mental Arithmetic: On a New Plan, in which Mental Arithmetic ...

Roswell Chamberlain Smith - 1830 - 286 páginas
...11 are 17 6 and 12 are 18 7 and 1 are 8 7 and 2 are 9 7 and 3 are 10 7 and 4 are 11 7 and 5 are 12 7 and 6 are 13 7 and 7 are 14 7 and 8 are 15 7 and 9 are 16 7 -and 10 are 17 7 and 11 are 18 7 and 12 are 19 Questions on the Table. 30. How many are 2 and 5 ?...
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Pike's System of Arithmetick[!] Abridged ...: To which are Added Appropriate ...

Nicolas Pike, Dudley Leavitt - 1830 - 240 páginas
...3 ai'e 15 12 and 4 are 16 7 and 1 ore 8 7 and 2 are 9 7 and 3 are 16 7 and 4 are 11 7 and 5 are 12 7 and 6 are 13 7 and 7 are 14 7 and 8 are 15 7 and 9 are 16 7 and 10 are 17 7 and 11 are 18 7 and 12 are 19 10 and 1 are 11 10 and 2 arc 12 10 and 3 are 18 10...
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The North American Arithmetic: part first, Parte1

Frederick Emerson - 1830 - 52 páginas
...cited. 7 and 1 are 8 7 and 2 are 9 7 and 3 are 10 7 and 4 are 11 *J and 5 are 12 7 and 6 are 13 7 ajfd 7 are 14 7 and 8 are 15 7 and 9 are 16 7 and 10 are 17 ADDITION. LESSON VIH. Richard has 8 chestnuts and David has only 2. How many \vili...
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Practical and Mental Arithmetic: On a New Plan, in which Mental Arithmetic ...

Roswell Chamberlain Smith - 1833 - 228 páginas
...and 11 ore 17 G and 12 are 18 7 and 2 are 9 7 and 2 are 10 7 and i aré 11 7 and 5 are 12 7 and С are 13 7 and 7 are 14 7 and 8 are 15 7 and 9 aro 16 7 and 10 are 17 7 and 11 are IS 7 and 12 ar« IS Questions on the Talle. 30. How many ore 2...
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Practical Mercantile Arithmetic: In which the Theory and Practice of ...

Luther Ainsworth - 1837 - 298 páginas
...58 are 65 7 and 59 are 66 7 and 60 are 67 *-*"^re 72 7 and 66 are 73 7 and 67 are 74 7 and 5 arc 12 7 and 6 are 13 7 and 7 are 14 7 and 12 are 19 7 and 13 are 20 7 and 14 are 21 7 and 19 are 26 7 and 20 are 27 7 and 21 are 28 7 and 2ti...
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A Practical Treatise on Arithmetic: Wherein Every Principle Taught is ...

George Leonard (Jr.) - 1839 - 362 páginas
...9 are 13 4 and 10 are 14 7 and 1 are 8 7 and 2 are 9 7 and 3 are 10 7 and 4 are 11 7 and -5 are 12 7 and 6 are 13 7 and 7 are 14 7 and 8 are 15 7 and 9 are 16 7 and 10 are 17 10 and 1 are 11 10 and 2 «e 12 10 and 3 lire l:j 10 and 4 are 14 10 and 5 are 15 10...
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First Lessons in Arithmetic: Designed for Beginners

Charles Davies - 1840 - 144 páginas
...©©©©©©© eight are how many ? ©©©©©©©© nine are how many ? ©©©©©©©©© ten are how many ? 7 and 1 are 8 7 and 2 are 9 7 and 3 are 10 7 and 4...and 7 are 14 7 and 8 are 15 7 and 9 are 16 LESSON XIII. In which the Number Eight is added to each Number as far as Ten. one are how many7 © are how...
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Practical and Mental Arithmetic: On a New Plan in which Mental Arithmetic is ...

Roswell Chamberlain Smith - 1841 - 306 páginas
...a™ 15 6 ** 10 are 16 6 and 11 are 17 6 and 12 are 18 7 an* 3 are 10 7 and 4 are 11 7 and 5 are 12 7 and 6 are 13 7 and 7 are 14 7 and Cj are 15 7 and 9 are 16 7 u* 10 » 17 7 and 11 are 18 7 and 12 are 19 O and 1 are *? 8 and 2 are 10...
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