 | Thomas Breaks - Logarithms - 1771 - 646 pages
...performed Numerically and Logarithmically. PRO B. XIX. To multiply "Duodecimal Numbers together. RULE I. FEET multiplied by Feet give Feet. Feet multiplied...Seconds give Thirds. • Seconds multiplied by Seconds gire Fourths, &c. Note, To work Examples of this Kind by the Logarithms, it is neceffary to reduce... | |
 | Charles Marshall - Arithmetic - 1789 - 140 pages
...give . f(ft multiplied by Seconds, give Seconds. . Inches multiplied by Inches, give Inches, •* _ _ Inches multiplied by Seconds, give Thirds. Seconds multiplied by Seconds, 'give Fourths-, RULE J . ¡,- WhenJhi Feet in the Multiplicand and Multiplier do nut exceed ÏS. Begin with the loweft... | |
 | Jeremiah Paul - Arithmetic - 1801 - 238 pages
...considered, multiply the superficial content by the thrcknesi. Feet multiplied by feet, gire fett. Feet multiplied by inches, give inches. ;> Feet multiplied by seconds, give seconds, biches multiplied by inches, give seconds. Inches multiplied by seconds, give thirds. Seconds multiplied... | |
 | Arithmetic - 1811 - 210 pages
...and in like manner supply the¿ place of any.other denomination between the highest anjl lowest. . 3. Feet multiplied by feet, give feet. Feet multiplied...inches, give inches. Feet multiplied by seconds, give second?. Inches multiplied by inches, give seconds. » Inches multiplied by seconds, give thirds. •Seconds... | |
 | George Fisher (accountant.) - 1811 - 302 pages
...each respective Term ; carry ug an unit for every 12 from each lower name to its next higher. Nate. Feet multiplied by feet give feet : — Feet multiplied by inches give inches: but inches multiplied by inches give* seconds. Jn the same way mutiply all the terms of the Multiplicand... | |
 | Daniel Adams - Arithmetic - 1812 - 226 pages
...anl'wer required. The more eafily to comprehend die rule, NOTE. Feet multiplied by Feet give , fat. — Feet multiplied by Inches give Inches. — Feet multiplied...Inches multiplied by Inches give Seconds. — Inches multiE ХАМ p LES. plied by Sxondt g'roe Thirds Seconus multiplied by Seconds give Fourths. 1. Multiply... | |
 | Daniel Adams - Arithmetic - 1816 - 222 pages
...places, tiff, and their sum will be the answer required. The more easily to comprehend the rule — NOTE. Feet multiplied by feet give feet — Feet multiplied...Feet multiplied by seconds give seconds — Inches mulEXAMPLES. tiplied by inches give seconds— Inches multiplied by seconds give 1. Multiply 7 feet,... | |
 | Arithmetic - 1817 - 214 pages
...cipher ; and in like manner supply the place tf auy other denomination between the highest and lowest. 2. Feet multiplied by feet, give feet. Feet multiplied...thirds. Seconds multiplied by seconds, give fourths. EXAMPLES. I. Multiply 10 Ft. 6 I. by 4 Ft. 6 I. Or Decimally. /. Or thus; Ft. L Ft. 6 | i I 10 6 10... | |
 | Thomas Dilworth - Arithmetic - 1818 - 222 pages
...workmanship must he be paid for ? MULTIPLICATION OF DUODECIMALS. COMMONLY CALLED CROSS MULTIPLICATION. Note. Feet multiplied by feet give feet, Feet multiplied...thirds, Seconds multiplied by seconds give fourths, &.c. EXAMPLES. 1. OF FEET AND INCHES. 1. Here I multiply the If. Zi. first by 4 feet (which give feet... | |
 | James Maginness - Arithmetic - 1821 - 378 pages
...11 7 9 MULTIPLICATION OF DUODECIMALS. We must observe, in duodecimals, or cross multiplication, that Feet multiplied by feet, give feet.* Feet multiplied...thirds. Seconds multiplied by seconds, give fourths, &c. Multiplication of duodecimals is used in computing glazier's, painter's, carpenter's, and any work... | |
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Feet multiplied by feet, give feet. Feet multiplied by inches, give inches. Feet multiplied by seconds, give seconds. Inches multiplied by inches, give seconds. Inches multiplied by seconds, give thirds. Seconds multiplied "by seconds, give fourths. 
