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MANUAL FOR TEACHERS

INCLUDING

DEFINITIONS, PRINCIPLES, AND RULES

AND SOLUTIONS OP THE MORE

DIFFICULT PROBLEMS

BY

JOHN H. WALSH

ASSOCIATE SUPERINTENDENT OF PUBLIC INSTRUCTION
BROOKLYN, N.Y.

HIGHER ARITHMETIC

BOSTON, U.S.A.
D. C. HEATH & CO., PUBLISHERS

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CONTENTS

(higher Arithmetic Manual.)

I PAGE

Introductory 1

Plan and Bcope of the work — Grammar school algebra — Con-

structive geometry.

II

General Hints 5

Division of the work — Additions and omissions — Oral and

written work — Use of books — Conduct of the recitation — Drills
and sight work — Definitions, principles, and rules — Language
— Analysis — Objective illustrations — Approximate answers —
Indicating operations — Paper vs. slates.

XIII

Notes On Chapter Ten 87

XIV

Notes On Chapter Eleven 94

XV

Notes On Chapter Twelve 117

XVI

Notes On Chapter Thirteen 149

XVII

Notes On Chapter Fourteen 185

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