The Analysis of Intellectual Arithmetic: With Mental and Blackboard Exercises Designed for Public and Private SchoolsScribner, 1868 - 214 σελίδες |
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Σελίδα 5
... circumference . 1000 90 30 388213 80 70 00000 70 60 50 40 30 20 90 50 60 10 20 40 080 10 80 FORMULA . - 3 tens and 9 tens are 12 tens ; 12 tens are equal to 120 units . 1. Rule . * - I . Annex a cipher INTELLECTUAL ARITHMETIC. ...
... circumference . 1000 90 30 388213 80 70 00000 70 60 50 40 30 20 90 50 60 10 20 40 080 10 80 FORMULA . - 3 tens and 9 tens are 12 tens ; 12 tens are equal to 120 units . 1. Rule . * - I . Annex a cipher INTELLECTUAL ARITHMETIC. ...
Σελίδα 8
... units : thus ; 13 , 5 , 135 ; 10 , 8 , 108 ; 15 , 5 , 155 , & c . PROBLEMS . 1. If I pay $ 19 for a saddle , and $ 30 for a horse ; how much do I pay for both ? 2. Andrew paid 36 cents for 8 quarts of nuts , and 83 cents for a loaf cake ...
... units : thus ; 13 , 5 , 135 ; 10 , 8 , 108 ; 15 , 5 , 155 , & c . PROBLEMS . 1. If I pay $ 19 for a saddle , and $ 30 for a horse ; how much do I pay for both ? 2. Andrew paid 36 cents for 8 quarts of nuts , and 83 cents for a loaf cake ...
Σελίδα 10
... units exceed nine . 38 81 73 77 27 97 34 35 36 87 47 76 78 8888888818 37 38 39 87 67 - 10 , 15 ; 115 . FORM . - 70 and 30 are 100 ; 8 and 7 are 15 ; 100 and 15 are 115 . 4. Rule.-IV. Write the sums of the tens and units separately ; add ...
... units exceed nine . 38 81 73 77 27 97 34 35 36 87 47 76 78 8888888818 37 38 39 87 67 - 10 , 15 ; 115 . FORM . - 70 and 30 are 100 ; 8 and 7 are 15 ; 100 and 15 are 115 . 4. Rule.-IV. Write the sums of the tens and units separately ; add ...
Σελίδα 13
... units separately ; add the tens of each sum to the units of the preceding sum ; thus : 12 , 16 , 10 ; 1 ( 2 + 1 ) ( 6 + 1 ) 0 ; 1370 . PROBLEMS . 1. How many are 10 + 1 ? 30--2 ? 50 + 3 ? 70 + 7 ? 90 + 4 ? 20 + 6 ? 40 + 1 ? 60 + 9 ? 80 ...
... units separately ; add the tens of each sum to the units of the preceding sum ; thus : 12 , 16 , 10 ; 1 ( 2 + 1 ) ( 6 + 1 ) 0 ; 1370 . PROBLEMS . 1. How many are 10 + 1 ? 30--2 ? 50 + 3 ? 70 + 7 ? 90 + 4 ? 20 + 6 ? 40 + 1 ? 60 + 9 ? 80 ...
Σελίδα 15
... units of each number consecutively ; thus : 46 , 76 , 82 , 102 , 109 ; 83 , 143 , 150 , 200 , 204 , & c . PROBLEMS . 1. James gave 118 cents for a squirrel , 282 cents for a cage , and 215 cents for nuts ; how much did he pay in all ? 2 ...
... units of each number consecutively ; thus : 46 , 76 , 82 , 102 , 109 ; 83 , 143 , 150 , 200 , 204 , & c . PROBLEMS . 1. James gave 118 cents for a squirrel , 282 cents for a cage , and 215 cents for nuts ; how much did he pay in all ? 2 ...
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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?