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Given the first term, last term, and common difference, to find the number of terms. RULE. — Divide the difference of the extremes by the common difference, and the quotient increased by 1 is the number of terms.
The parallel arithmetic - Page 106
by W H. Wingate - 1865

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

Benjamin Greenleaf - Arithmetic - 1857 - 310 pages
...Problem I. that the number of terms is one more than the number of differences ; therefore 8 -J- 1 = 9, the number of terms. RULE. — Divide the difference of the extremes by the common differen«e, and the quotient increased by one will be the number of terms required. 9. If the extremes...

## The North American Practical School Arithmetic: Particularly Adapted to the ...

David Price - Arithmetic - 1858 - 266 pages
...at what rate did he increase his speed ? Ans. 2 mi. per day. IV. The two extremes, and tJie common difference being given, to find the number of terms. RULE. — Divide the difference between the two extremes by the common difference, and to the quotient add 1 for the required number...

## Bryant and Stratton's Commercial Arithmetic: In Two Parts. Designed for the ...

Emerson Elbridge White - Arithmetic (Commercial), 1861 - 1861 - 348 pages
...the extremes by the number of terms, less one. (3). The first term, common difference, and last term being given to find the number of terms. RULE. —...difference of the extremes by the common difference, and add 1 to the quotient. (4). The first term, number of terms, and last term being given to find...