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" ... are 20 9 and 1 are 10 9 and 2 are 11 9 and 3 are 12 9 and 4 are 13 9 and 5 are 14 9 and 6 are 15 9 and 7 are 16 9 and 8 are 17 9 and 9 are 18 9 and 10 are 19 9 and 11 are. 20 9 and 12 are 21... "
First Lessons in Arithmetic: Designed for Beginners - Σελίδα 18
των Charles Davies - 1840 - 132 σελίδες
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The North American Arithmetic: Containing Elementary Lessons. part ..., Μέρος 1

Frederick Emerson - 1829 - 60 σελίδες
...II III II I IIII II III 9 and 1 are 10 9 and 2 are 11 9 and 3 are 12 0 and 4 are 13 To be recited. 9 and 6 are 15 9 and 7 are 16 9 and 8 are 17 9 and 9 are 18 LESSON X. If I should call 10 boys to the desk, and then should call 4 more, how many boys would be called...

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

Roswell Chamberlain Smith - 1829 - 284 σελίδες
...11 are 19 8 and 12 are 20 9 and 1 are 10 9 and 2 are 11 9 and 3 are 12 9 and 4 are 13 9 and 5 are 14 9 and 6 are 15 9 and 7 are 16 9 and 8 are 17 9 and 9 are 18 9 and 10 are 19 9 and 11 are. 20 9 and 12 are 21 10 and 1 are 11 10 and 2 are 12 10 and 3 are 13 10...

The Child's Arithmetic ...

Ingram Cobbin - 1830 - 150 σελίδες
...and 9 are 17 Lesson 9. 9 and 1 are 10 9 and 2 are 11 9 and 3 are 12 9 "and 4 are 13 9 and 5 are 14 9 and 6 are 15 9 and 7 are 16 9 and 8 are 17 9 and 9 are 18 Lesson 10. 10 and 2 are 12 12 and 3 are 15 15 and 5 are 20 20 and 6 are 26 26 and 7 are 33 33 and 9 are 42...

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

Roswell Chamberlain Smith - 1830 - 286 σελίδες
...11 are 19 8 and 12 are 20 9 and 1 are 10 9 and 2 are 11 9 and 3 are 12 9 and 4 are 13 9 and 5 are 14 9 and 6 are 15 9 and 7 are 16 9 and 8 are 17 9 and 9 are 18 9 and 10 are 19 9 and 11 are 20 9 and 12 are 21 10 and 1 are 11 10 and 2 are 12 10 and 3 are 13 10...

Pike's System of Arithmetick[!] Abridged ...: To which are Added Appropriate ...

Nicolas Pike, Dudley Leavitt - 1830 - 240 σελίδες
...and 12 are 18 9 arid 1 are 10 9 and 2 are 11 9 and 3 are 12 9 and 4 are 13 9 and 5 are 14 9 and 6 ore 15 9 and 7 are 16 9 and 8 are 17 9 and 9 are 18 9 and 10 are 19 9 and 11 are 20 9 and 12 are 21 11 and 9 are 20 11 and 10 are 21 11 and 11 are 22 11...

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

Roswell Chamberlain Smith - 1831 - 288 σελίδες
...8 and 12 are 20 9 and 1 are 10 9 and 2 are 11 9 and 3 are 12 9 and 4 are 13 9 and 5 are 14 9 and C are 15 9 and 7 are 16 9 and 8 are 17 9 and 9 are 18 9 and 10 are 19 9 and 11 are 20 9 and 12 are 21 10 and 1 are 11 10 and 2 are 12 10 and 3 are 13 10...

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

Roswell Chamberlain Smith - 1832 - 296 σελίδες
...8' and 12 are 20 9 and 1 are 1Ü 9 and 2 are 11 9 and 3 are 12 9 and 4 are 13 - 9 and 5 are 14 9 and «are 15 9 and 7 are 16 9 and 8 are 17 9 and 9 are 18 9 and 10 are 19 9 and 11 are 20 9 and 12 are 21 10 and 1 are 11 10 and 2 are 19 10 and 3 are 13 10...

The Sure Guide to Written Arithmetic: Designed for Beginners, and Summer ...

Peirpont Edward Bates Botham - 1836 - 104 σελίδες
...8 are 16 8 and 9 are 17 9 and 1 are 10 9 and 2 are 11 9 and 3 are 12 9 and 4 are 13 9 and 5 are 14 9 and 6 are 15 9 and 7 are 16 9 and 8 are 17 9 and 9 are 18 CARRYING TABLE. EXPLANATION. When a column of figures amount to 9 or a less man, set down that figure....

The North American Arithmetic: Part First, for Young Learners

Frederick Emerson - 1838 - 56 σελίδες
...begins, Nine and one are ten. 9 and 1 are 10 9 and 2 are 11 9 and 3 are 12 9 and 4 are 13 9 and 5 are 14 9 and 6 are 15 9 and 7 are 16 9 and 8 are 17 9 and 9 are 18 9 and 10 are 19 LESSON TENTH. X. If I should call 10 boys up to the desk, and then should call 2 more,...

Complete Schoolmaster's Assistant: Being a Plain Comprehensive System of ...

Nathan Daboll - 1839 - 220 σελίδες
...11 are 19 8 and 12 are 20 9 and 1 are 10 9 and 2 are 11 9 and 3 are 13 9 and 4 are 13 9 and 5 are 14 9 and 6 are 15 9 and 7 are 16 9 and 8 are 17 9 and 9 are 18 9 and 10 are 19 9 and 11 are 20 9 and 12 are 21 10 and 1 are 11 10 and 2 are 12 10 and 3 are 13 10...




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