The Arithmetical Table-book, Or, The Method of Teaching the Combinations of Figures by Sight |
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Σελίδα 31
How are numbers expressed in arithmetic 7 Numbers are expressed by certain
characters called figures. 3. How many figures are there? Ten. 4. Name them. 5.
What is Notation? Notation is the art of expressing numbers by figures. 6. What is
...
How are numbers expressed in arithmetic 7 Numbers are expressed by certain
characters called figures. 3. How many figures are there? Ten. 4. Name them. 5.
What is Notation? Notation is the art of expressing numbers by figures. 6. What is
...
Σελίδα 57
By what figure is a simple unit expressed? A simple unit is expressed by the
figure 1. 3. If a unit be divided into any number of equal parts, what are these
parts called? If a unit be divided into any number of equal parts, the parts are
called ...
By what figure is a simple unit expressed? A simple unit is expressed by the
figure 1. 3. If a unit be divided into any number of equal parts, what are these
parts called? If a unit be divided into any number of equal parts, the parts are
called ...
Σελίδα 58
How may such parts of unity be expressed? By simply placing a period before the
figure which expresses the number of parts. Thus, .1 expresses one tenth, - - two
tenths, - - three tenths, - - four tenths, - - five tenths, six tenths, - - seven tenths, ...
How may such parts of unity be expressed? By simply placing a period before the
figure which expresses the number of parts. Thus, .1 expresses one tenth, - - two
tenths, - - three tenths, - - four tenths, - - five tenths, six tenths, - - seven tenths, ...
Σελίδα 59
How may these hundredths be expressed by figures? These hundredth parts
may be expressed by figures, by placing them on the right of the tenths. Thus, .14
expresses 1 tenth and 4 hundredths, .28 - - 2 tenths and 8 hundredths, .09 - - 0 ...
How may these hundredths be expressed by figures? These hundredth parts
may be expressed by figures, by placing them on the right of the tenths. Thus, .14
expresses 1 tenth and 4 hundredths, .28 - - 2 tenths and 8 hundredths, .09 - - 0 ...
Σελίδα 62
How are the parts of a dollar sometimes expressed ? The parts of a dollar are
sometimes expressed fractionally, as in the following table:— $1 = 100 cents, of a
doll. = 12% cents, } of a dollar= 50 cents, so of a doll. = 10 cents, § of a dollar=33}
...
How are the parts of a dollar sometimes expressed ? The parts of a dollar are
sometimes expressed fractionally, as in the following table:— $1 = 100 cents, of a
doll. = 12% cents, } of a dollar= 50 cents, so of a doll. = 10 cents, § of a dollar=33}
...
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Συχνά εμφανιζόμενοι όροι και φράσεις
60 minutes 9 10 LESSON 9 LESSON Arithmetic cents Circular Measure Cloth Measure cºa column common language cºn cºś Cubic Measure denominate number divisor dollar drams Dry Measure eight times nine eleven times twelve exercised in reading expressed by figures facility and accuracy figure is called five fractional unit furlongs g I g gallons hogsheads hundred weight hundredths inches large square LESSON II LESSON VII let the class Let the pupil Let the teacher lower figure marked minuend multiplicand multiplier number expresses number of equal ºk ºk ºk Once 12 ounce pennyweight pints pupil be exercised quarts reading the figures Repeat the table seven times eight Simple numbers simple unit ſº solid feet Solid or Cubic spaupun square foot square poles stands for eighty stands for four subtraction subtrahend suº Take From Take tenths Troy weight unit be divided upper figure VIII
Δημοφιλή αποσπάσματα
Σελίδα 9 - ... one two three four five six seven eight nine ten eleven twelve thirteen fourteen fifteen sixteen seventeen eighteen nineteen twenty thirty forty fifty sixty seventy eighty ninety one hundred two hundred three hundred four hundred five hundred...
Σελίδα 42 - Multiplication is the process of taking one number as many times as there are units in another.
Σελίδα 68 - The circumference of every circle is supposed to be divided into 360 equal...
Σελίδα 68 - PARTICULARS. 12 things make 1 dozen. 12 dozen - - - - - 1 gross. 12 gross, or 144 dozen - 1 great gross ALSO, 20 things make 1 score. 112 pounds 1 quintal of fish. 24 sheets of paper - - 1 quire. 20 quires ----- 1 ream.
Σελίδα 27 - Addition is the process of finding the sum of two or more numbers.
Σελίδα 4 - ... every step and translate his conceptions into common language, and then retranslate them into the language of arithmetic. For example, when he sees two numbers, as 4 and 8, to be added, he shall not pause and say, 4 and 8 are 12, but shall be so trained as to repeat 12 at once, as is always done by an experienced accountant. So if the difference of these numbers is to be found, he shall at once say 4, and not 4 from 8 leaves 4. If he desires their product, he will say 32 ; if their quotient,...
Σελίδα 68 - make 1 minute, marked '. 60 minutes 1 degree, - - °. 30 degrees - - 1 sign, - - s. 12 signs or 360° 1 circle, - - c. cs o 1 = 12 = 360 = 21600 = 1296000 1= 30= 1800= 108000 1= 60= 3600 1= 60 EXAMPLES. 1. Reduce 5s. 29° 25
Σελίδα 4 - PRIMARY TABLE-BOOK. The leading feature of the plan of this work is to teach the reading of figures that is, so to train the mind that it shall, by the aid of the eye alone, catch in ¿tantly the idea which any combination of figures is intended to express.
Σελίδα 27 - ADOPTION is the operation of finding the sum of two or more numbers. THE SUM of two or more numbers, is a number containing as many units as all the numbers taken together.
Σελίδα 58 - Britain. 4 farthings (qr. or far.") make 1 penny, marked d. 12 pence " 1 shilling, " s. 20 shillings " 1 pound, or sovereign, £. 21 shillings
Πληροφορίες βιβλιογραφίας
| Τίτλος | The Arithmetical Table-book, Or, The Method of Teaching the Combinations of Figures by Sight |
| Συγγραφέας | Charles Davies |
| Εκδότης | A.S. Barnes, 1848 |
| Πρωτότυπο από | Πανεπιστήμιο Χάρβαρντ |
| Ψηφιοποιήθηκε στις | 1 Φεβ. 2007 |
| Μέγεθος | 72 σελίδες |
| Εξαγωγή αναφοράς | BiBTeX EndNote RefMan |