A New System of Arithmetic on an Improved PlanD. Appleton & Company, 1850 |
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Página 6
... operation . The eye will then detect at a glance equal factors , and they can be excluded from the operation . The teacher will bear in mind the importance of giving gen- eral illustrations of arithmetical principles , whenever it can ...
... operation . The eye will then detect at a glance equal factors , and they can be excluded from the operation . The teacher will bear in mind the importance of giving gen- eral illustrations of arithmetical principles , whenever it can ...
Página 17
... Operation . 31 25 42 Illustration . Having written the numbers according to the directions , units under units , tens under tens , & c . , we begin at the right hand to add , and find the amount to be 8 units , which we place under the ...
... Operation . 31 25 42 Illustration . Having written the numbers according to the directions , units under units , tens under tens , & c . , we begin at the right hand to add , and find the amount to be 8 units , which we place under the ...
Página 18
... operation , that what is called carrying for ten , is simply adaing numbers to the column where they belong . In practice , num- bers are written as in operation 3d , and a part of the operation is carried on in the mind . The same may ...
... operation , that what is called carrying for ten , is simply adaing numbers to the column where they belong . In practice , num- bers are written as in operation 3d , and a part of the operation is carried on in the mind . The same may ...
Página 23
... operation may be performed in the mind ; but when they are large , it is better to write them down , and subtract a part at a time . Thus , from 252 subtract 161 . First Operation . Second Operation . 252 161 Ans . 91 . Hunds . Tens ...
... operation may be performed in the mind ; but when they are large , it is better to write them down , and subtract a part at a time . Thus , from 252 subtract 161 . First Operation . Second Operation . 252 161 Ans . 91 . Hunds . Tens ...
Página 24
... Operation . 6000 + 990 + 15 6746 6000 + 740 + 6 259 = 250+ 9 In this example the 6 units of the subtrahend cannot be taken from the 5 units of the minuend . We must , therefore , bor- row , or rather make another division of the minuend ...
... Operation . 6000 + 990 + 15 6746 6000 + 740 + 6 259 = 250+ 9 In this example the 6 units of the subtrahend cannot be taken from the 5 units of the minuend . We must , therefore , bor- row , or rather make another division of the minuend ...
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A New System of Arithmetic, on an Improved Plan: Embracing the Rules of ... Charles Guilford Burnham Sin vista previa disponible - 2018 |
Términos y frases comunes
12 hours long 12 rods 2qrs 3qrs acres amount annuity answer antecedent barrel barter bought breadth bushels called ciphers circumference cloth cost common difference compound interest contain cords cube root currency decimal decimal fraction denominator diameter discount divided dividend division divisor dollars dominical letter equal EXAMPLES factor farthings figure fraction gain gallons given number Hence horse hundred improper fraction inches John Newton least common multiple length less miles months multiplicand multiply number of balls number of terms OBS.-The Operation paid pence perpendicular pound present worth principal produced term proportion quantity question QUESTIONS.-1 quotient rate per cent ratio ready money Reduce remainder rods RULE shillings side sold square root subtract tens tion Troy weight units vulgar fraction weight whole number write yards cost yards of cloth
Pasajes populares
Página 217 - Multiply each payment by the time at which it is due; then divide the sum of the products by the sum of the payments, and the quotient will be the equated time, nearly.
Página 39 - The number to be divided is called the dividend. The number by which we divide is called the divisor.
Página 230 - Multiply the divisor, thus augmented, by the last figure of the root, and subtract the product from the dividend, and to the remainder bring down the next period for a new dividend.
Página 105 - Thirty days hath September, April, June, and November ; All the rest have thirty-one, Except the second month alone, Which has but twenty-eight, in fine, Till leap year gives it twenty-nine.
Página 156 - Then multiply the second and third terms together, and divide the product by the first term: the quotient will be the fourth term, or answer.
Página 98 - TABLE. 10 Mills =1 Cent. 10 Cents =1 Dime. 10 Dimes =1 Dollar. 10 Dollars =1 Eagle.
Página 321 - America, to be paid to the said or his certain attorney, executors, administrators, or assigns: to which payment well and truly to be made, I bind myself, my heirs, executors, and administrators, firmly by these presents.
Página 63 - To reduce a mixed number to an improper fraction. RULE. — Multiply the whole number by the denominator of...
Página 217 - ... 8 months ; what is the equated time for the payment of the whole ? Ans.