Gradual Lessons in Oral and Written Arithmetic: Thought combined with practice : Take the first step right, Μέρος 1Tappan, Whittemore & Mason, 1850 - 178 σελίδες |
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Σελίδα 38
... 20 . Twenty . Ex . 1. 6 units and 10 units are 16 units . 2. 10 dogs and 6 dogs are 16 dogs . 3. 7 cats and 10 cats are 17 cats . 4. 10 marks and 7 marks are 17 marks . 5. 8 horses and 10 horses are 18 horses . 6. 10 pins and 8 pins are ...
... 20 . Twenty . Ex . 1. 6 units and 10 units are 16 units . 2. 10 dogs and 6 dogs are 16 dogs . 3. 7 cats and 10 cats are 17 cats . 4. 10 marks and 7 marks are 17 marks . 5. 8 horses and 10 horses are 18 horses . 6. 10 pins and 8 pins are ...
Σελίδα 53
... 20 ? EXERCISES FOR THE SLATE . from 3 tens 30 units 3 tens 30 take ten 10 units 2 tens 20 from 30 30 30 take 9 19 29 18 28 from 30 30 30 30 30 30 take 7 16 26 from 25 25 25 take 6 16 2012 년 25 25 25 919 7 17 1 from 29 29 28 27 26 30 ...
... 20 ? EXERCISES FOR THE SLATE . from 3 tens 30 units 3 tens 30 take ten 10 units 2 tens 20 from 30 30 30 take 9 19 29 18 28 from 30 30 30 30 30 30 take 7 16 26 from 25 25 25 take 6 16 2012 년 25 25 25 919 7 17 1 from 29 29 28 27 26 30 ...
Σελίδα 64
... units ? Then 20 and 10 are how many ? 7. How many tens are 2 tens and 2 tens ? How many units ? Then 20 and 20 are how many ? 8. 10 and 10 and 10 are how many ? 10 and 10 and 10 and 10 ? 9. 10 and 5 are how many ? 15 and 5 ? 25 and 5 ...
... units ? Then 20 and 10 are how many ? 7. How many tens are 2 tens and 2 tens ? How many units ? Then 20 and 20 are how many ? 8. 10 and 10 and 10 are how many ? 10 and 10 and 10 and 10 ? 9. 10 and 5 are how many ? 15 and 5 ? 25 and 5 ...
Σελίδα 65
... units 2 tens 20 and ten 10 units 1 ten 10 and ten 10 units 1 ten 10 add 13 11 15 12 13 and 13 11 10 12 16 and 13 11 15 12 10 add 2 tens 20 units 2 tens 20 and ten 10 units 2 tens 20 add 15 16 19 18 30 and 19 17 19 18 10 add 16 26 16 16 ...
... units 2 tens 20 and ten 10 units 1 ten 10 and ten 10 units 1 ten 10 add 13 11 15 12 13 and 13 11 10 12 16 and 13 11 15 12 10 add 2 tens 20 units 2 tens 20 and ten 10 units 2 tens 20 add 15 16 19 18 30 and 19 17 19 18 10 add 16 26 16 16 ...
Σελίδα 67
... units ? Then 40 less 10 are how many ? 10. 2 tens from 4 tens leaves how many tens ? How many units ? Then 40 less 20 are how many ? EXERCISES FOR THE SLATE . ա from 4 tens 40 units 4 tens 40 take ten 10 units 2 tens 20 from 4 tens 40 ...
... units ? Then 40 less 10 are how many ? 10. 2 tens from 4 tens leaves how many tens ? How many units ? Then 40 less 20 are how many ? EXERCISES FOR THE SLATE . ա from 4 tens 40 units 4 tens 40 take ten 10 units 2 tens 20 from 4 tens 40 ...
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Gradual Lessons in Oral and Written Arithmetic David Bates Tower Δεν υπάρχει διαθέσιμη προεπισκόπηση - 2016 |
Συχνά εμφανιζόμενοι όροι και φράσεις
11 12 DIVISION 11 feet 11 rods 12 apples 12 cents 12 months 12 trees 16 leaves 17 less 20 pins 20 trees 30 less 50 leaves 60 minutes 70 less 9 books 9 marks 9 oranges 9 square 9 trees 9 units 90 take acres add 2 tens ADDITION apples leaves books leaves boys leaves caps Charles cows desks dimes dogs eggs eleven EXERCISES fingers leaves five things following numbers four things furlongs gallons gills hats leaves houses leaves 20 less 11 less 20 less 9 miles mills mult MULTIPLICATION once pencils pennyweights pins leaves pins take pints pounds quarts QUES SECT shillings six things square feet STAT STATEMENT SUBTRACTION take 2 pins take 3 tens take 5 take take 9 tens 20 units tens leaves Thirty thousand three things thumbs tops leaves trees and 12 twice units 2 tens units leaves
Δημοφιλή αποσπάσματα
Σελίδα 164 - Weight This is used to. some extent in filling prescriptions. The grain, ounce, and pound are the same as in troy weight, but the ounce is divided differently. 20 grains (gr.) = 1 scruple . . . sc. or 3 3 scruples = 1 dram . . . dr. or 3 8 drams = 1 ounce . . . oz. or 5 12 ounces = 1 pound . . . Ib. or ft Apothecaries...
Σελίδα 165 - Ib. 28 pounds 1 quarter qr. 4 quarters 1 hundred weight cwt. 20 hundred weight 1 ton T.
Σελίδα 166 - Measures. 1728 cubic inches make 1 cubic foot 27 cubic feet - 1 cubic yard...
Σελίδα 56 - ... are 66 4 times 12 are 48 5 times 12 are 60 6 times 12 are 72 7 times 1 are 7 8 times 1 are 8 9 times 1 are 9 7 times 2 are 14 8 times 2 are 16 9 times 2 are 18 7 times 3 are 21 8 times 3 are 24 9 times 3 are 27 7 times 4 are 28 8 times 4 are 32 9...
Σελίδα 102 - ... 4 times 6 are 24 5 times 6 are 30 6 times 6 are 36 4 times 7 are 28 5 times 7 are 35 6 times 7 are 42 4 times 8 are 32 5 times 8 are 40 6 times 8 are 48 4 times 9 are 36 5 times 9 are 45 6 times 9 are 54 4 times 10 are 40 5 times...
Σελίδα 60 - ... 7 times 2 are 14 8 times 2 are 16 9 times 2 are 18 7 times 3 are 21 8 times 3 are 24 9 times 3 are 27...
Σελίδα 164 - TROY WEIGHT. 24 grains (gr.) make 1 penny-weight, marked dwt. 20 penny-weights 1 ounce oz. 12 ounces 1 pound Ib.
Σελίδα 165 - It is frequently called linear or lineal measure. 12 inches (in.) make 1 foot, marked ft. 3 feet " 1 yard, " yd. 5| yards, or 16| feet " 1 rod, perch, or pole,
Σελίδα 167 - MEASURE 4 gills (gi.) —1 pint pt. 2 pints — 1 quart qt. 4 quarts — 1 gallon gal. 31i gallons - 1 barrel bbl.
Σελίδα 167 - TABLE. 2 pints (pts.) make - 1 quart, - marked - qt. 8 quarts ----- 1 peck, ----- pk. 4 pecks ----- 1 bushel, ----- bu. 36 bushels ----- 1 chaldron, - - - - ch.