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Edmond S. Comune

Charton

Hlass

(Earlie)

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BY ROSWELL C. SMITH,
AUTHOR OF PRACTICAL AND MENTAL ARITHMETIC, THE PRODUCTIVB GRAMA,

THE PRODUCTIVE GEOGRAPHY, &c

STEREOTYPE EDITION

NEW YORK:
CADY & BURGESS, 60 JOHN STRESI

IVERSIY LIBRARY 47*130)

“IT i8 AUT EASY TO DE VISE À CURE FOR SUCH A STATE OF THINGS, (TRB DECLINING TASTE FOR SCIENCE;) BUT THE MOST OBVIOUS REMEDY IS TO RC VIDE THE EDUCATED CLASSES WITH A SERIES OF WORKS ON POPULAR AND PRACTICAL SCIENCES, FREEÐ FROM MATHEMATICAL SYMBOLS AND TECHNI CAL TERMS, WRITTEN IN SIMPLE AND PERSPICUOUS LANGUAGE, AND ILLUS

TRATED BY FACTS AND EXPERIMENTS WHICH ARE LEVEL TO THE CAPACITY

OF ORDINARY MINDS."

QUARTERLY Review.

THE FIRST THING TO BE REQUIRED IN A SYSTEM OF POPULAR INSTRUC

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TION, IS, THAT IT SHOULD BE INTELLIGIBLE; THAT CHILDREN AND YOUTH
SHOULD UNDERSTAND WHAT THEY LEARN. UNDERSTAND WHAT THEY
LEARN? IT MAY BE ASKED ; WHAT ELSE CAN THEY DO? WE ANSWER, THAT
THEY MAY COMMIT IT TO MEMORY, MAY RECITE IT, MAY EVEN MAKE A FAIR
SHOW OF KNOWLEDGE, AND YET KNOW NOTHING. WE HAVE NOT THE
LEAST HESITATION IN SAYING, THAT TWO OR THREE YEARS, IN THE EDU
CATION OF ALMOST EVERY INDIVIDUAL IN THIS COUNTRY, HAVE BEEN
THROWN AWAY UPON STUDYING WHAT THEY DID NOT UNDERSTAND."

NORTH AMERICAN REVIEW,

year 1841,

Entered according to Act of Congress, in the

BY JOHN PAINE,
in the Clerk's Office of the District Court of Connecticut.

HARTFORD,
STEREOTYPED BY
RICHARD H. HOBBS.

ARITHMETIC.

PART FIRST:

BBING A MENTALCOURSE FOR EVERY CLASS OF LEARNERO

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Iv*.

..V.

VI

...VIII

Eleven ..

NUMERATION:

D Recite by the Questions 1. 1. Number, which shows how many are meant, is represented' by letters, by words, and by characters called figures, as :One. 11 One hundred

100 Two. II Two hundred.

CC.

200 Three. III 3 Three hundred

ccc

300 Four. 4 Four hundred.

CCCC

400 Five. 5 Five hundred . D or 15t.

500 Six. 6 Six hundred.

DC or 10

600 Seven. VII. 7 Seven hundred

DCC OT IOCC

. 700 Eight 8 Eight hundred.

pccc or 13CCC...

..800 Nine. IX*...9 Nine hundred. . Dcccc or 13cccct.. 900 Ten .... X .. ..10 One thousand.

m or ciot.

1000 XI 11 Two thousand..

ū or mm.

2000 Twelve .. XII. . 12 Three thousand III or MMM.

3000 Thirteen . XIII . 13 Four thousand : IV or MMMM . 4000 Fourteen . XIV 14 Five thousand

5000 Fifteen. 15 Six thousand

vi or 1ээм . 6000 Sixteen . . XVI. . 16 Seven thousand Vil or 150MM .. 7000 Twenty . XX..

..20 Eight thousand. VIII or tooммм... 8000 Thirty. XXX. 30 Nine thousand

1x or Iээмммм...

9000 Forty XL* . 40 Ten thousand.

i or ccroot 10000 Fifty.

L...50 Twenty thousand xx or ccioэссээ. 20000 Sixty ... LX. 60 Fifty thousand

or 1553 .....

50000 Seventy LXX. . 70

One hundred thousand. č or cccio55 100000 Eighty. LXXX. 80

Five hundred thousand. 7 or 15095.... 500000 XC* . 90 One million ..

or cccciɔɔ35.1000000 * Or, fi for 4; viii for 9; xxxx for 40; Lxxxx for 90 ; and cm for 900,

+ Every 5 annexed to to increases its value 10 times : as to, is 500, 105 is 5000: in like manner the prefixing of c and the annexing of 5 to cio increases it 10 times as cry, 1000, ccios, 10000; lastly a line over any number increases it 1000 times: as, D, 500, õ, 500000.

NOTE. L. stands for the Latin language ; G for the Greek and F. for the French | ARITHMETIC, (G. arithmétike.) Computing, calculating or reckoning by numbers 2 MENTAL, (L. mentis.) Pertaining to the mind; intellectually. 3 NUMERATION, (L. numeratio.) Numbering; the method or act of numbering. 4 REPRESENTED

Exhibited ; described ; personated; to supply the place of 5 CHARACTER,

A mark; a staunp; a letter; regulation : a personage.

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XV.

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Ninety

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