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NO R M A L

WRITTEN ARITHMETIC,

BY

Analysis and Synthesis;

DESIGNED FOR

COMMON SCHOOLS, NORMAL SCHOOLS, HIGH SCHOOLS,

ACADEMIES, ETC.

BY

EDWARD BROOKS, A.M.,

PROFESSOR OF MATHEMATICS IN PENNSYLVANIA STATE NORMAL SCHOOL, AND AUTHOR OF

"THE NORMAL PRIMARY ARITHMETIC,” NORMAL MENTAL ARITHMETIC," ETC.

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“Analysis and Synthesis ;--the magic wand whose touch unfolds the mysterious and beautiful

relations of numbers."

PHILADELPHIA:

SO WER, BARNES & POTTS,

37 NORTH THIRD STREET.

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