Howard's California Calculator: The Newest, Quickest and Most Complete Instructor for All who Desire to be Quick at Figures
C.F. Howard, 1874 - Arithmetic - 94 pages
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Book was not helpful it was dudu
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Howard's California Calculator: The Newest, Quickest and Most Complete ...
C. Frusher Howard
No preview available - 2017
Common terms and phrases
acres added ADDITION amount annex annum answer arises base bushel calculating called carry ciphers circle circumference column computing contained cost cube root currency decimal point denominator diameter difference discount divide dividend divisor dollars equals EXAMPLE exchange expressed factors feet Find the interest foot four fraction given half hundreds inches increase inverted land least common multiple length measure method month multiplicand multiply any number NOTE number of nines operation periods point one place point two places pound practice principal Process quantity quotient rapid rate per cent ratio remove the point removing the decimal result right hand rule RULE.-Multiply shillings side simple solid square root squaring numbers stands subtract supplement taken tens thickness unit figure whole numbers write written yards
Page 34 - RULE. Multiply as in whole numbers, and from the right hand of the product point off as many figures for decimals as there are decimal places in both factors.
Page 37 - Exactness requires the addition, to every three hundred bushels, of one extra bushel. The foregoing rule may be used for finding the number of gallons, by multiplying the number of bushels by 8. If the corn in the box is in...
Page 27 - Multiply the numerators together for a new numerator, and the denominators together for a new denominator.
Page 61 - Howard's new rule for computing interest. RULE. — The reciprocal of the rate is the time for which the interest on any sum of money will be shown by simply removing the decimal point two places to the left; for ten times that time, remove the point one place to the left ; for 1-10 of the same time, remove the point three places to the left. Increase or diminish the results to suit the time given.
Page 34 - RULE. Divide as in whole numbers, and from the right hand of the quotient point off as many places for decimals as the decimal places in the dividend exceed those in the divisor.
Page 73 - RULE. — Divide the given sum by the amount of $1 for the given time and rate, and the quotient will be the PRESENT WORTH. from the given sum subtract the present worth, and the remainder will be Hie DISCOUKT.
Page 48 - Nora.—For each balf brick added to the thickness of the wall, add seven bricks. A bricklayer's hod measuring 1 ft. 4 in. X 9 in. X 9 in., equals 1,296 inches in capacity, and will contain 20 bricks. A load of mortar measures 1 cubic yard, or 27 cubic feet; requires 1 cubic yard of sand, and 9 bushels of lime, and will fill 30 hods. Plasterers...
Page 71 - COMPOUND INTEREST. The rule for calculating compound interest is to add the interest to the principal, and calculate the interest on the sum. The use of the following table will shorten this tedious process. It gives the amount for one dollar at 5, 6 and 7 per cent., for from 1 to 20 years. Multiply the amount for $1 by the given number of dollars, and 'the product is the answer. TABLE SHOWING THE AMOUNT or $1 AT COMPOUND INTEREST FOR ANY NUMBER OF YEARS, NOT EXCEEDING TWENTY.
Page 76 - Rule for converting English into American currency. Multiply the pounds, with the shillings and pence stated in decimals, by 400 plus the premium in fourths, and divide the product by 90. US GOVERNMENT LAND MEASURE. A township — 36 sections each a mile square. A section — 640 acres. A quarter section, half a mile square — 160 acres. An eighth section, half a mile long, north and south, and a quarter of a mile wide — 80 acres.
Page 80 - Power. The result of taking a number any number of times as a factor is called a power of the number. For example, 2x2 = 4, and 4 is called the second power, or the square, of 2, and the product 2 x 2 is written 22.