The Analysis of Intellectual Arithmetic: With Mental and Blackboard Exercises Designed for Public and Private SchoolsScribner, 1868 - 214 σελίδες |
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Σελίδα 43
... multiply together any two numbers between eleven and twenty . MODEL OPERATION . 17 16 12 17 19 16 17 14 13 13 15 16 15 11 19 18 15 13 33 18 13 -G 1 , 10 , 21 ; 221 FORM . - Ten times 17 are 170 ; 3 times 17 are 51 ; 170 and 51 are 221 ...
... multiply together any two numbers between eleven and twenty . MODEL OPERATION . 17 16 12 17 19 16 17 14 13 13 15 16 15 11 19 18 15 13 33 18 13 -G 1 , 10 , 21 ; 221 FORM . - Ten times 17 are 170 ; 3 times 17 are 51 ; 170 and 51 are 221 ...
Σελίδα 44
... multiply any numbers between 20 and 100 by any numbers between 10 and 20 . MODEL OPERATION . 87 63 42 71 63 47 96 34 47 52 17 13 16 15 13 19 18 11 14 17 - - 8 , 63 , 49 ; 1479 FORM . - Ten times 87 are 870 ; 7 times 80 are 560 ; 7 times ...
... multiply any numbers between 20 and 100 by any numbers between 10 and 20 . MODEL OPERATION . 87 63 42 71 63 47 96 34 47 52 17 13 16 15 13 19 18 11 14 17 - - 8 , 63 , 49 ; 1479 FORM . - Ten times 87 are 870 ; 7 times 80 are 560 ; 7 times ...
Σελίδα 79
... . ) Rule . - Multiply the LENGTH by the BREADTH , and that product by the THICKNESS . ( d ) A pile of wood 4 feet wide , and 4 feet high Mw 80 INTELLECTUAL ARITHMETIC . and 8 feet long contains. INTELLECTUAL ARITHMETIC. ...
... . ) Rule . - Multiply the LENGTH by the BREADTH , and that product by the THICKNESS . ( d ) A pile of wood 4 feet wide , and 4 feet high Mw 80 INTELLECTUAL ARITHMETIC . and 8 feet long contains. INTELLECTUAL ARITHMETIC. ...
Σελίδα 87
... multiplied together equals the product ? 10. Give the formula for finding the product of 8 and 90 . Give the rule . 6 times 20 are how many ? 6 and 70 . 11. Give the formula for multiplying 98 by 4. Give the rule . 6 times 89 are how ...
... multiplied together equals the product ? 10. Give the formula for finding the product of 8 and 90 . Give the rule . 6 times 20 are how many ? 6 and 70 . 11. Give the formula for multiplying 98 by 4. Give the rule . 6 times 89 are how ...
Σελίδα 92
... multiplied by the same number , the value of the fraction will not be changed , because The number of the parts ... multiplying both numerator and denominator by each consecutive number from 1 to 20 . * To be read from slates or paper as ...
... multiplied by the same number , the value of the fraction will not be changed , because The number of the parts ... multiplying both numerator and denominator by each consecutive number from 1 to 20 . * To be read from slates or paper as ...
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Συχνά εμφανιζόμενοι όροι και φράσεις
20 cents 9 days acres amount ANAL apples cost Avoirdupois barrel of flour BLACKBOARD EXERCISES bushel butter centiares centimetres cents a pound cents apiece cheese contained cubic daily interest decimetres denominations dimes divided dollars drams dry measure equal feet Felter's Find the number FORM.-If FORM.-Since gain gallons gave Give the formula Give the rule grams halves hectare hectolitres hence hundredths improper fraction inches INTELLECTUAL ARITHMETIC kilo kilogram kilometres LESSON litres measure metric system mills minuend MODEL OPERATION molasses monthly interest multiplied number of days oranges cost ounces paid peck pennyweight piece pints pounds cost pounds of sugar principal PROBLEMS proper fractions pupils quantity quarts receive Recite Reduce Repeat the table selling price sheep shillings SLATE AND BLACKBOARD sold square stere subtract subtrahend Troy Weight week weight yards of cloth
Δημοφιλή αποσπάσματα
Σελίδα 65 - TABLE. 10 Mills (m.) = 1 Cent . . ct. 10 Cents = 1 Dime . . d. 10 Dimes = 1 Dollar . $. 10 Dollars = 1 Eagle . E.
Σελίδα 81 - Things make 1 Dozen. 12 Dozen " 1 Gross. 12 Gross " 1 Great Gross. 20 Units
Σελίδα 66 - TABLE OF ENGLISH MONEY. 4 farthings (far.) make 1 penny, d. 12 pence " 1 shilling, s. 20 shillings
Σελίδα 73 - TABLE. 144 Square Inches (sq. in.) make 1 Square Foot sq. ft. 9 Square Feet " 1 Square Yard sq. yd. 30} Square Yards " 1 Square Rod sq. rd. ' 160 Square Rods
Σελίδα 68 - TROY WEIGHT. 24 grains (gr.) = 1 pennyweight (pwt.). 20 pennyweights = 1 ounce (oz.). 12 ounces = 1 pound (lb.). 351. Apothecaries' weight is used in mixing medicines and in selling them at retail. APOTHECARIES
Σελίδα 96 - Multiplying or dividing both terms of a fraction by the same number does not change its value.
Σελίδα 88 - It will be seen by the above section that if both the numerator and denominator be multiplied by the same number, the value of the fraction will not be altered...
Σελίδα 60 - If two men start from the same place, and travel in opposite directions, the one traveling at the rate of 3 miles an hour, and the other at the rate of 4 miles an hour, how far apart will they be at the end of 5 hours ? 11.
Σελίδα 82 - O or small, be divided into 360 equal arcs, each arc is called a degree. The degree is divided into 60 minutes, and the minute into 60 seconds. The length of a degree, minute, or second, depends on the size of the circle. If the size of the circle is increased or decreased, the length of the degree, minute, or second is also increased or decreased. 3.
Σελίδα 52 - If 2 men can do a piece of work in 3 days, how long will it take 1 man to do it?