The Analysis of Intellectual Arithmetic ...C. Scribner & Company, 1872 |
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Σελίδα 3
... 30 8881 90 80 70 70 281 90 60 60 50 881 50 40 30 60 10 3821 20 2010 20 10 40 81 80 . to 120 units . FORMULA . - 3 teus and 9 tens are 12 tens ; 12 tens are equal 1. Rule . * — I . Annex a cipher INTELLECTUAL ARITHMETIC, ...
... 30 8881 90 80 70 70 281 90 60 60 50 881 50 40 30 60 10 3821 20 2010 20 10 40 81 80 . to 120 units . FORMULA . - 3 teus and 9 tens are 12 tens ; 12 tens are equal 1. Rule . * — I . Annex a cipher INTELLECTUAL ARITHMETIC, ...
Σελίδα 4
... ten exer- cises like the model , and repeat mentally the sum of each example , ( See Rule , ) at least five times , commencing at the left and the right alternately . RECITATION . - Exercise 1. Let the Teacher write on the black- board ten ...
... ten exer- cises like the model , and repeat mentally the sum of each example , ( See Rule , ) at least five times , commencing at the left and the right alternately . RECITATION . - Exercise 1. Let the Teacher write on the black- board ten ...
Σελίδα 6
... tens annex the unit figure : thus ; 14 , 7 , 147 ; 11 , 4 , 114 ; 6 , 5 , 65 ; & c . STUDY AND RECITATION .- ( See Notes to Lesson I. ) PROBLEMS . 1. Ellen has 80 cherries on one tree , and 36 on another ; how many cherries on both ...
... tens annex the unit figure : thus ; 14 , 7 , 147 ; 11 , 4 , 114 ; 6 , 5 , 65 ; & c . STUDY AND RECITATION .- ( See Notes to Lesson I. ) PROBLEMS . 1. Ellen has 80 cherries on one tree , and 36 on another ; how many cherries on both ...
Σελίδα 8
... tens annex the sum of the 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 ...
... tens annex the sum of the 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 ...
Σελίδα 10
... tens and units separately ; add the tens of each sum to the units of the preceding sum ; thus : 10 , 15 ; 1 ( 0 + 1 ) 5 ; 115 : 10 , 11 ; 1 ( 0 + 1 ) 1 ; 111 : 16 , 10 ; 1 ( 6 + 1 ) 0 ; 170 , & c . STUDY AND RECITATION . ( See Lesson I ...
... tens and units separately ; add the tens of each sum to the units of the preceding sum ; thus : 10 , 15 ; 1 ( 0 + 1 ) 5 ; 115 : 10 , 11 ; 1 ( 0 + 1 ) 1 ; 111 : 16 , 10 ; 1 ( 6 + 1 ) 0 ; 170 , & c . STUDY AND RECITATION . ( See Lesson I ...
Άλλες εκδόσεις - Προβολή όλων
Συχνά εμφανιζόμενοι όροι και φράσεις
12 cents 30 cents acre amount ANAL apples cost ARITH Arithmetic Avoirdupois barrel of flour BLACKBOARD EXERCISES bought bushel 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 horse hundredths improper fraction inches kilogram kilometres lemons cost LESSON litres melons metric system millimetres 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 pupil quarts receive Recite Reduce remainder Repeat the table selling price sheep shillings SLATE AND BLACKBOARD sold square stere subtract subtrahend Troy Weight week weight
Δημοφιλή αποσπάσματα
Σελίδα 69 - TABLE. 10 Mills (m.) = 1 Cent . . ct. 10 Cents = 1 Dime . . d. 10 Dimes = 1 Dollar . $. 10 Dollars = 1 Eagle . E.
Σελίδα 86 - О 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 ov decreased, the length of the degree, minute, or second is also increased or decreased.
Σελίδα 85 - Things make 1 Dozen. 12 Dozen " 1 Gross. 12 Gross " 1 Great Gross. 20 Units
Σελίδα 73 - Weight is used by apothecaries and physicians in compounding dry medicines. TABLE. 20 Grains (gr.} = 1 Scruple, . . sc., or 3. 3 Scruples = 1 Dram, . . dr., or 3 . 8 Drams = 1 Ounce, . . oz., or § . 12 Ounces = 1 Pound, . . Ib., or ft,.
Σελίδα 70 - TABLE OF ENGLISH MONEY. 4 farthings (far.) make 1 penny, d. 12 pence " 1 shilling, s. 20 shillings
Σελίδα 72 - TABLE. 16 Drams (dr.) make 1 Ounce, oz. 16 Ounces " 1 Pound, Ib. 25 Pounds " 1 Quarter, qr. 4 Quarters " 1 Hundred Weight, cwt. 20 Hundred Weight
Σελίδα 77 - 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 100 - Multiplying or dividing both terms of a fraction by the same number does not change its value.
Σελίδα 93 - If the numerator and denominator of each fraction is multiplied (or divided) by the same number, the value of the fraction will not change.
Σελίδα 92 - 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...