The Decimal System of Numbers: Illustrated and Practically Applied, by a Series of Systematic and Progressive Exercises |
Αναζήτηση στο βιβλίο
Σελίδα 9
Written without the parenthesis , thus , 6 X 2 + 4 , it would mean that to times 2 , 4
is to be added . The vinculum , a straight line drawn above the written figures and
signs , is often used in place of the parenthesis , and has the Thus 6 x 2 + 4 has ...
Written without the parenthesis , thus , 6 X 2 + 4 , it would mean that to times 2 , 4
is to be added . The vinculum , a straight line drawn above the written figures and
signs , is often used in place of the parenthesis , and has the Thus 6 x 2 + 4 has ...
Σελίδα 10
For instance , in explaining the addi . tion of 7 + 8 + 3 + 9 , we have written 8 + 7 =
15 , + 3 18 , +9 27 , as a convenient way of expressing that 8 = 15 , that 15 + 3 =
18 , and that 18 + 9 = = 27 . THE DECIMAL SYSTEM OF NUMBEP SECTION ...
For instance , in explaining the addi . tion of 7 + 8 + 3 + 9 , we have written 8 + 7 =
15 , + 3 18 , +9 27 , as a convenient way of expressing that 8 = 15 , that 15 + 3 =
18 , and that 18 + 9 = = 27 . THE DECIMAL SYSTEM OF NUMBEP SECTION ...
Σελίδα 11
10 + 10 = 2 tens , called TWENTY , written 20 . 2. 2 tens + 10 = 3 tens , called
THIRTY , written 30 . 3. 3 tens + 10 = 4 tens , called FORTY , written 40 . 4. 4 tens
+ 10 = 5 tens , called FIFTY , written 50 . 5. 5 tens + 10 = 6 tens , called sixty ,
written ...
10 + 10 = 2 tens , called TWENTY , written 20 . 2. 2 tens + 10 = 3 tens , called
THIRTY , written 30 . 3. 3 tens + 10 = 4 tens , called FORTY , written 40 . 4. 4 tens
+ 10 = 5 tens , called FIFTY , written 50 . 5. 5 tens + 10 = 6 tens , called sixty ,
written ...
Σελίδα 16
2 tens + 1 unit 20 + 1 , or TWENTY - ONE , written 21 . 2. 2 tens + 2 units = 20 + 2
, or TWENTY - TWO , written 22 . 3. 2 tens + - 3 units = 20 + 3 , or TWENTY -
THREE , written 23 . 4. 2 tens + 4 units = 20 + 4 , or TWENTY - FOUR , written 24 .
5.
2 tens + 1 unit 20 + 1 , or TWENTY - ONE , written 21 . 2. 2 tens + 2 units = 20 + 2
, or TWENTY - TWO , written 22 . 3. 2 tens + - 3 units = 20 + 3 , or TWENTY -
THREE , written 23 . 4. 2 tens + 4 units = 20 + 4 , or TWENTY - FOUR , written 24 .
5.
Σελίδα 33
10 tens + 10 tens , or 20 tens = 100+ 100 = 2 hun . dred , called TWO HUNDRED
, written 200 . 2. 20 tens + 10 tens , or 30 tens 200 + 100 = 3 hun . dred , called
THREE HUNDRED , written 300 . 3. 30 tens + 10 tens , or 40 tens 300 + 100 = 4 ...
10 tens + 10 tens , or 20 tens = 100+ 100 = 2 hun . dred , called TWO HUNDRED
, written 200 . 2. 20 tens + 10 tens , or 30 tens 200 + 100 = 3 hun . dred , called
THREE HUNDRED , written 300 . 3. 30 tens + 10 tens , or 40 tens 300 + 100 = 4 ...
Τι λένε οι χρήστες - Σύνταξη κριτικής
Δεν εντοπίσαμε κριτικές στις συνήθεις τοποθεσίες.
Συχνά εμφανιζόμενοι όροι και φράσεις
9 tens acres added angle answer apples barrels Boston bought bushels called cents cloth coins containing corn cost cubic decimal denomination difference dimes distance divided dividend division divisor dollars equal examples Explanation expressed factor feet fifth figure four fourth fraction gallons gathered gave give given hundred hundredths illustrated inches land less manner measure method miles millions minuend multiplied ninths Note obtained ounces paid pairs performing piece pounds principles pupil quarts questions quotient received Reduce remainder represents rest result rods Schools sell shillings shows sixth sold Solution square Subtract sugar taken tens tenths thing third thousands units usually week weight wide worth write written yard
Δημοφιλή αποσπάσματα
Σελίδα 53 - CUBIC MEASURE 1728 cubic inches = 1 cubic foot 27 cubic feet = 1 cubic yard...
Σελίδα 51 - APOTHECARIES' WEIGHT 20 grains = 1 scruple. 3 scruples = 1 dram. 8 drams = 1 ounce. 12 ounces = 1 pound.
Σελίδα 56 - NUMBERS. 12 units = 1 dozen. 12 dozen — 1 gross. 12 gross = 1 great gross. 20 units = 1 score.
Σελίδα 54 - ANGULAR MEASURE. 60 seconds (") = 1 minute ('). 60 minutes = 1 degree (°). 360 degrees = 1 circumference.
Σελίδα 55 - Dry Measure. — 2 pints = 1 quart; 8 quarts = 1 peck; 4 pecks = 1 bushel.
Σελίδα 51 - AVOIRDUPOIS WEIGHT. 16 drams = 1 ounce. 16 ounces = 1 pound. 28 pounds = 1 quarter. 4 quarters = 1 hundred weight. 20 hundred weight = 1 ton.
Σελίδα 53 - The circumference of every circle is supposed to be divided into 360 equal parts, called degrees ; each degree into 60 equal parts, called minutes ; and each minute into 60 equal parts, called seconds.
Σελίδα 55 - OF TIME. 60 Seconds = 1 Minute 60 Minutes = 1 Hour 24 Hours = 1 Day 7 Days = 1 Week 28 Days = 1 Lunar Month...
Σελίδα 51 - MONEY. 10 mills = 1 cent. 10 cents = 1 dime. 10 dimes = 1 dollar. 10 dollars = 1 eagle.
Σελίδα 206 - MK CROSS. THE OPERA CHORUS BOOK, Consisting of Trios, Quartets, Quintets, Solos, and Choruses, selected and arranged from the most popular Operas of Von Weber, Rossini, Meyerbeer, Bellini, Benedict, Donizetti, Mercadante, Auber, Balfe, Verdi, and Bishop. By EDWARD L. WHITE and JOHN E. GOULD. [ We select the following from numerous Notices of this Work.]
Πληροφορίες βιβλιογραφίας
| Τίτλος | The Decimal System of Numbers: Illustrated and Practically Applied, by a Series of Systematic and Progressive Exercises |
| Συγγραφέας | Dana Pond Colburn |
| Εκδότης | B.B. Mussey, 1852 |
| Πρωτότυπο από | Πανεπιστήμιο Χάρβαρντ |
| Ψηφιοποιήθηκε στις | 1 Φεβ. 2007 |
| Μέγεθος | 210 σελίδες |
| Εξαγωγή αναφοράς | BiBTeX EndNote RefMan |