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answer appeared Appendix black board boys BROOKE bushels calculating called Children clear cost Demonstration Demonstration.—Taking denominator ditto DONCASTER dozen equal to dividing equal to multiplying Example.-One examples exceedingly faculties farthings as shillings find the interest find the value formed fraction gallons give given greater gross half hundreds knowledge learned less than unity lines manner Measure MENTAL ARITHMETIC mind months multiplying by 48 Note number of articles number of pence number of shillings offer Omitting Sundays ounce particularly pence as shillings penny pounds principles published pupils putting questions quotient rate per cent RULE.—Take rules sack score senses shillings is equal stone Subtraction sum of money tables teaching twice unit figure week Weight whole number yards
Side 1 - RULE. Multiply all the numerators together for a new numerator, and all the denominators for a new denominator: then reduce the new fraction to its lowest terms.
Side 37 - DIVISIONS OF THE CIRCLE. 60 Seconds = 1 Minute. 60 Minutes = 1 Degree. 30 Degrees = 1 Sign. 90 Degrees = 1 Quadrant. 360 Degrees, or 12 Signs = 1 Circumference. Formerly the subdivisions were carried on by sixties ; thus, the second was divided into 60 thirds, the third into 60 fourths, &c.
Side 11 - To find the value of 100 articles, the price of one being given. RULE. — For every farthing in the price take as many pence, and twice as many shillings. Thus, 100 pencils at 1-Jd. each is 12«.
Side 32 - To find the interest of any sum of money at any rate per cent, for any given time. Ex. 1. What is the interest of $ 26.25 for 2 years, 4 months, at 7 per cent.
Side 37 - Thirty days hath September, April, June, and November, February hath twenty-eight alone, and all the rest hath thirty and one.
Side 37 - Weight. 16 drams — 1 ounce. 16 ounces = 1 pound. 14 pounds = 1 stone.
Side 37 - LENGTH. 12 inches = 1 foot 3 feet = 1 yard 5| yards = 1 pole or perch 40 poles =• 1 furlong 8 furlongs = 1 mile 3 miles = 1 league...
Side 29 - Prove one of the following rules of mental arithmetic in such a way as to make it intelligible to a class of children. 1. To find the value of 144 things in shillings, multiply the price in farthings by 3. 2. To find the interest of any sum of money for any number of months at any rate per cent., count one penny for each £10 in the principal, then multiply by the number of months and by double the rate per cent.
Side 37 - Apothecaries' system 20 grains 1 scruple 3 scruples 1 drachm 8 drachms 1 ounce 12 ounces 1 pound...