8. OF LAND OR SQUARE MEASURE. By Square Measure are measured all things that have length and breadth. By Solid Measure are measured all things that have length, breadth, and thickness. 1728 inches 6 1. 2 4 2 77 2 -100 - 2 -77 TABLE. 27 Feet [Foot. N. B. A GALLON, Dry Measure, contains 2684 cubic inches. The following are denominations of things counted by the Table. 20 Particular things make one Score. Denominations of measure not included in the Tables. League. A HAND is used to measure Horses--A Fathom, to measure depths. A League, in reckoning distances at Sea. N. B. A QUINTAL of FISH weighs 1 Cwt. Avoirdupois § 6. Compound Subtraction. COMPOUND SUBTRACTION teaches to find the difference between any two sums of diverse denominations. RULE FOR COMPOUND SUBTRACTION. "PLACE those numbers under each other, which are of the same denomi"nation, the less being below the greater; begin with the least denomina“tion, and if it exceed the figure over it, borrow as many units as make one "of the next greater; subtract it therefrom; and to the difference add the "upper figure, remembering, always to add one to the next superior denomi"nation, for that which you borrowed.'" PROOF. In the same manner as simple subtraction. 1. OF MONEY. 1. SUPPOSING a man to have lent .185 10s. 7d. and to have received again of his money, .93 15s. how much remains due? |