2

4 Quarters

1 Hund. weight, or 112lbs. Cwt.

20 Hundred weight I Ton.

T.

By this weight are weighed Gold, Silver, Jewels, Electuaries, and all Liquors

NOTE 175 Troy ounces are precifely equal to 192 Avoirdupois ounces, and 175 Troy pounds are equal to 144 Avoirdupois. lb T:0y=5760 grains, and 1lb Avoirdupois 7000 grains.

+By Avoirdupois are weighed all coarse and droffy goods, grocery and chandlery wares; bread, and all metals, except Gold and Silver.

* All the weights now ufed by Apothecaries, above grains, are Avoirdupois.

The Apothecaries' pound and ounce, and the pound, and ounce Troy, are the fame, only differently divided and fubdivided.

+ The ufe of Long Measure is to measure the distance of places or any other thing, where length is confidered without regard to breadth.

NOTE. 60 geometrical miles make a degree-4 inches a hand-5 feet a geometrical pace, 6 points make Iliac, 12 lines an inch, 12 inches a foot and 6 feet one French toife, or fathom, equal to 6 feet 4 inches, 8812875 lines English measure. 1 English for equal to I inches 3 154 lues French. 66 feet, or 4 poles make a Gunter's

chain. 3 miles make a league, C

By the calendar, the year is divided in the following manner: Thirty days hath September, April, June, and November Febuary twenty eight alone, and all the rest have thirty one.

When you can divide the year of our Lord by 4, without any remainder, it is then Biffextile, or Leap Year, in which February has 29 days.

+ By Solid Measure are measured all things that have 1 th breadth, and depth,

COMPOUND ADDITION

IS the adding of feveral numbers together, having different denominations, as, Pounds, Shillings, Pence, &c. Tons, Hundreds, Quarters, &c.

RULE.

1. Place the numbers, fo that those of the same denomination may stand directly under each other.

2. Add the first column or denomination together as in whole numbers; then divide the fum by as many of the fame denomination, as make one of the next greater, fetting down the remainder under the column added, and carry the quotient to the next fuperiour denomination, continuing the fame to the laft, which add as in fimple addition.