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" Divide the difference of the extremes by the number of terms, less 1, and the quotient will be the common difference. "
The National Arithmetic on the Inductive System: Combining the Analytic and ... - Σελίδα 255
των Benjamin Greenleaf - 1851 - 360 σελίδες
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Welch's Improved American Arithmetic: Adapted to the Currency of the United ...

1846 - 258 σελίδες
...1300 yards. CASE III. The first term, the last term, and the number of terms be ing given, to find the common difference. RULE. — (') Divide the difference of the extremes by the number of terms less 1, and the quotient will be the common difference. liiieslinn. — 1. How do you find the common difference?...

An Elementary Arithmetic ...: Serving as an Introduction to the Higher ...

George Roberts Perkins - 1846 - 266 σελίδες
...first term, the last term, and the number of terms, to find the common difference, we have this • RULE. Divide the difference of the extremes by the number of terms, less one,. EXAMPLES. 1. The first term of an arithmetical progression's 5, the last term is 176, and the number...

The Columbian Calculator: Being a Practical and Concise System of Decimal ...

Almon Ticknor - 1846 - 274 σελίδες
...first term, the last term, and the number of terms being given, to find the common difference. RULE I. Divide the difference of the extremes by the number of terms, less 1, and the quotient will be the common difference sought. 1. The extremes are 3 and 39, and the number...

The National Arithmetic, on the Inductive System

Benjamin Greenleaf - 1847 - 336 σελίδες
...sum of the terms. PROBLEM I. The first term, last term, and the number of terms being given, to find the common difference. RULE. Divide the difference...difference. 1. The extremes are 3 and 45, and the number of tenns is 22. What is the common difference ? =2 Answer. 22—1 • At a demonstration of this rule...

The Elements of Arithmetic...: In which Decimal and Integral ..., Μέρος 2

Pliny Earle Chase - 1848 - 244 σελίδες
...Then the difference of the extremes 24, must be 8 times the common difference, which is therefore 3. RULE. \ Divide the difference of the extremes by the number of terms less one, and the quotient will be the common difference. This difference repeatedly added to the less, or subtracted from the...

The Youth's Assistant in Theoretic and Practical Arithmetic: Designed for ...

Zadock Thompson - 1848 - 184 σελίδες
...first term, the last term, and the number of terms given to find the common difference. RDI.E. — Divide the difference of the extremes by the number of terms, less 1, and the quotient will be the common difference. 2. If the first term of a series be 8, the last...

The National Arithmetic, on the Inductive System: Combining the Analytic and ...

Benjamin Greenleaf - 1849 - 388 σελίδες
...divided by the number of common differences, the quotient will be the common difference. Thus 16 -;- 8 = 2 is the common difference. RULE. — Divide the...extremes are 3 and 45, and the number of terms is 22. What is the common difference ? OPERATION. 45 — 3 — = 2 Answer. A,ft —~ 1 2. A man is to...

Introduction to The National Arithmetic: On the Inductive System Combining ...

Benjamin Greenleaf - 1849 - 336 σελίδες
...quotient will be the common difference. Thus, 27-:-9 = 3, the common difference. Hence the following RULE. — Divide the difference of the extremes by...less one, and the quotient is the common difference. EXAMPLES FOR PRACTICE. 1. The extremes of a series are 3 and 35, and the number of terms is 9 ; what...

Daboll's Complete Schoolmaster's Assistant: Being a Plain Comprehensive ...

Nathan Daboll, David Austin Daboll - 1849 - 260 σελίδες
...last day ? Ans. 33 miles. CASE n. • ' The first term, last term, and number of terms given, to f,nd the common difference. RULE. Divide the difference of the extremes by the number of terms less 1, and the quotient will be the common difference. EXAMPLES. 1. A man bought 17 yards of cloth in arithmetical...

Higher Arithmetic: Designed for the Use of High Schools, Academies, and ...

George Roberts Perkins - 1849 - 344 σελίδες
...the first term, the last term, and the number of terms, to find the common difference, we have this RULE, Divide the difference of the extremes by the number of terms, less one. EXAMPLES. 1. The first term of an arithmetical progression is 5, the last term is 176, and the number...




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