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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 Common School Arithmetic: Combining Analysis and Synthesis ; Adapted to ... - Σελίδα 294
των James Stewart Eaton - 1873 - 327 σελίδες
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Introduction to the National Arithmetic ...

Benjamin Greenleaf - 1851 - 332 σελίδες
...quotient will be the common difference. Thus, 27 -fr- 9 = 3, the common difference. Hence the following RULE. — Divide the difference of the extremes by the number of terms less one, and the quotient is the common difference. • EXAMPLES FOR PRACTICE. 1. The extremes of a series are 3 and 35, and...

The Western Practical Arithmetic ...: Containing a Great Variety of ...

1851 - 260 σελίδες
...and the last, or fifty-second, payment $1236 ? Ans. 32448. NOTE &. —To find the common difference, divide the difference of the extremes by the number of terms, less one. EXAMPLES. 1 The ages of 8 boys form an arithmetical series-— the youngest is 4 years old and the...

A Theoretical and Practical Arithmetic: Designed for Common Schools and ...

Daniel Leach - 1853 - 622 σελίδες
...found. 312. To find the common difference when the two extvsmes and the number of terms are known, — RULE. Divide the difference of the extremes by the...one, and the quotient will be the common difference. This rule may be represented by the formula, thus : Let or=first term, d=common difference, J=last...

The Theoretical and Practical Systematic Arithmetic; Or, Arithmetic Arranged ...

David Henry Cruttenden - 1853 - 330 σελίδες
...Ans. 6. CASE IV. 1. To find the COMMON DIFFERENCE, knowing the Extremes and the Number of terms. 2. RULE. Divide the difference of the extremes by the number of terms less by 1. 3. Thus, the extremes being 8 and 2258, the number of terms being 76 ; what will be the common...

Indroduction to the National Arithmetic ...

Benjamin Greenleaf - 1854 - 342 σελίδες
...quotient will be the common difference. Thus, 27 -r- 9 = 3, the common difference. Hence the following xj RULE. — Divide the difference of the extremes by the number of terms less one, and the quotient is the common difference. EXAMPLES FOR PRACTICE. 1. The extremes of a series are 3 and 35, and the...

The New Federal Calculator, Or Scholar's Assistant

Thomas Tucker Smiley - 1854 - 192 σελίδες
...terms. CoteZ. When the first and last terms (or two extremes,) are given to find the common difference. Rule. Divide the difference of the extremes by the number of terms, less 1; the quotient will be the common difference. Questions. Name the five things which should be particularly...

Arithmetic on the Productive System: Accompanied by a Key and Cubical Blocks

Roswell Chamberlain Smith - 1856 - 334 σελίδες
...then, 25-=-5=5years, the common difference. A. 5 years. 11. Hence, to find the common difference, — Divide the difference of the extremes by the number of terms, less 1, and the quotient Witt te the common difference. 12. If the extremes be 3 and 23, and the number...

A Treatise on Arithmetic, Combining Analysis and Synthesis: Adapted to the ...

James Stewart Eaton - 1857 - 376 σελίδες
...Hence, 346. PROB. 2. — The extremes and number of terms being given, to find the common difference, RULE. — Divide the difference of the extremes by...Ex. 1. The extremes of an arithmetical series are 5 and 47, and the number of terms is 7 ; what is the common difference ? 47 — 5 = 42, and 42 -:-...

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

Benjamin Greenleaf - 1857 - 452 σελίδες
...3 = 42, divided by the number of common differences, 21, gives 2 as the common difference required. RULE. — Divide the difference of the extremes by...one, and the quotient will be the common difference. EXAMPLES. 2. A certain school consists of 19 teachers and scholars, whose ages form an arithmetical...

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

Benjamin Greenleaf - 1857 - 336 σελίδες
...quotient will be the common difference. Thus, 27 -S- 9 = 3, the common difference. Hence the following RULE. — Divide the difference of the extremes by the number of terms less one, and the quotient is the common difference. EXAMPLES FOR PRACTICE. 1. The extremes of a series are 3 and 35, and the...




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