Changing to Lower Terms

Changing to Higher Terms

Changing an Improper Fraction to a Mixed Number

Changing a Mixed Number to an Improper Fraction

Changing a Decimal Fraction to a Common Fraction

Changing a Common Fraction to a Decimal Fraction

Addition of Fractions

43

44

44

45

46

49

57

Trade Discount

COMMISSION AND BROKERAGE

70

RATIONAL ARITHMETIC

PART ONE

The following problems are intended to afford
sufficient practice to develop a thorough working
knowledge of practical business arithmetic.

An effort has been made to confine the problems as
far as possible to actual business conditions and to
present only problems similar to those met in actual
business experience.

References are by paragraphs to Part Two and are
sufficiently copious to allow ready solution by the
pupil of all problems.

PRELIMINARY PROBLEMS

ADDITION

The following exercises in addition afford opportunity
for frequent drills. The pupil should practice upon
them and similar problems provided by the teacher
throughout the course, or until he is able to add in
the time specified, or in less time.

Study carefully paragraphs 96 to 101 inclusive.

1. Practice until you are able to add each of the

following in 15 seconds or less:

2. Practice until you are able to add each of the

following in 25 seconds or less:

3. Practice until you are able to add each of the

following in 45 seconds or less:

4. Practice until you are able to add each of the
following in 60 seconds or less: