ADDITION AND SUBTRACTION TABLE | 2 | 3 | 4 5678910 11 12 2 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14| 4 8 12 5 | 10 | 15 8|10|12 14 16 18 9 10| 11| 12| 20 22 24 30| 33 36 40 44 48 3|69| 12 | 15 | 18 | 21 | 24 | 27| 16 | 20 | 24 | 28 | 32 | 36 20 25 30 35 | 40 | 45 50 55 60 24 30 | 36 | 42 4854 60 66 72 6 | 12 | 18 7|14|21| 28 | 35 | 42 | 49 56 63 70 77 84 8 | 16 | 24 32 | 40 | 48 | 56 | 6172 80 88 96 9|18|27| 36 | 45 | 54 | 63 |72|81| 90|99|108 10 20 30 40 | 50 60 | 70 | 80 |90|100|110|120 11 22 | 33 44 55 | 66 | 77 | 88 | 99|110| 121|132 12|24|36| 48 | 60 | 72 |84|96|108 120 132|144 To learn this Table: Find your multiplier in the left hand column, and the multiplicand a top, and in the common angle of meeting, or against your multiplier, along at the- right hand, and under your multiplicand, you will find the product, or answer. 4 quarters, 20 hundred weight,. 28 pounds, 1 quarter of a hundred weight, By this weight are weighed all coarse and drossy goods, grocery wares, and all metals except gold and silver. 4. Apothecaries Weight. qr. 1 hundred weight, cwt. 1 ton, T. 4 pecks, 1 bushel, qt. pk. bu. This measure is applied to grain, beans, flax seed, salt, oats, oysters, coal, &c 3 barley corns (b. c.) make 1 inch, marked 12 inches, 3 feet, 3 yards, 40 rods, 8 furlongs, 3 miles, 69 statute miles, 1 foot, 1 yard, 1 furlong, 1 mile, in. ft. yd. fur. m. 1 rod, pole, or perch, rd. 1 league, 1 degree, on the earth. 360 degrees, the circumference of the earth. lea. The use of long measure is to measure the distance of places, or any thing, where length is considered, without regard to breadth. N. B. In measuring the height of horses, 4 inches make 1 hand. In measuring depths, six feet make 1 fathom or French toise. Distances are measured by a chain, four rods long, containing one hundred links. 1728 solid inches make 40 feet of round timber, or 50 feet of hewn timber, 128 solid feet or 8 feet long, } 1 solid foot. 1 ton or load. 1 cord of wood. 4 wide, and 4 high, All solids, or things that have length, breadth and depth, are measured by this measure. N. B. The wine gallon contains 231 solid or cubic inches, and the beer gallon, 282. A bushel contains 2150, 42 solid inches. 4 weeks, h. 1 day, d. 1 week, be พ. 1 month, mo. yr. 13 months, 1 day and 6 hours, 1 Julian year, Thirty days hath September, April, June, and November, February twenty-eight alone, all the rest have thirty-one N. B. In bissextile, or leap year, February has 29 days. 12. Circular Motion. 60 seconds (") make 60 minutes, 30 degrees, 12 signs, or 360 degrees the whole great circle of the Zodiac. |