The Werner Arithmetic: Oral and Written, Τόμος 3American Book Company, 1898 |
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Σελίδα 8
... dollar , etc. NOTE . - Counting is measuring , though sometimes inexact , owing to lack of uniformity in the magnitudes counted . 8. A unit of number is one of number . NOTE 1. - A unit of number is , in a sense , a unit of measurement ...
... dollar , etc. NOTE . - Counting is measuring , though sometimes inexact , owing to lack of uniformity in the magnitudes counted . 8. A unit of number is one of number . NOTE 1. - A unit of number is , in a sense , a unit of measurement ...
Σελίδα 20
... dollars . How many dollars had each ? Let Then and x x = the number of dollars John had . 5 x = the number of dollars James had , 5 x 354 dollars . 6x = 354 dollars . x = 5x = * The expression " a equals one side " means that a equals ...
... dollars . How many dollars had each ? Let Then and x x = the number of dollars John had . 5 x = the number of dollars James had , 5 x 354 dollars . 6x = 354 dollars . x = 5x = * The expression " a equals one side " means that a equals ...
Σελίδα 35
... dollars from 6 dollars ( 7 −1 ) = 2 dollars . One ten - dollars from 2 ten - dollars : = 1 ten - dollars . The difference of $ 27.25 and $ 14.51 is $ 12.74 . 85. PROBLEMS - ADDITION AND SUBTRACTION * NOTE . - The following represent ...
... dollars from 6 dollars ( 7 −1 ) = 2 dollars . One ten - dollars from 2 ten - dollars : = 1 ten - dollars . The difference of $ 27.25 and $ 14.51 is $ 12.74 . 85. PROBLEMS - ADDITION AND SUBTRACTION * NOTE . - The following represent ...
Σελίδα 50
... dollars each week and spends c dollars , in one week he will save dollars ; in 7 weeks he will save dollars . 7. A framed picture , on the inside of the frame , is 18 in . by 22 in .; the frame is 4 inches wide . the outside perimeter ...
... dollars each week and spends c dollars , in one week he will save dollars ; in 7 weeks he will save dollars . 7. A framed picture , on the inside of the frame , is 18 in . by 22 in .; the frame is 4 inches wide . the outside perimeter ...
Σελίδα 52
... dollars , he might first take 5 dollars from the 1565 dollars , and put one of the dol- lars taken in each of five places . He might then take another five dollars from the number of dollars to be divided , and put one dollar with each of ...
... dollars , he might first take 5 dollars from the 1565 dollars , and put one of the dol- lars taken in each of five places . He might then take another five dollars from the number of dollars to be divided , and put one dollar with each of ...
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acres Algebra Algebraic Fractions altitude annual Avoirdupois bicycle geared bonds bought bushel cent centimeters circle circumference common fraction contained cord corn cube cubic centimeters cubic feet cubic foot decimal order decimeter described in problem diameter discount Divide dividend dollars equal Estimate exact divisor exactly divisible EXAMPLE Explanation Express the ratio feet long figure Find the amount Find the approximate Find the area Find the cost Find the interest Find the sum five results gain hundred hundredths inches wide integral number least common multiple meters miles minuend MISCELLANEOUS REVIEW multiply a number NOTE NOTE.-The nutritive ratio Observe Operation perfect squares perimeter piece of land pound primary units prime factors pupil pupils image rectangular rhomboid rhombus right angles side sold solid content specific gravity square root subtract tenths thousandths triangle twelve products Verify weight
Δημοφιλή αποσπάσματα
Σελίδα 256 - TIME 60 seconds (sec.) = 1 minute (min.) 60 minutes =1 hour (hr.) 24...
Σελίδα 110 - Multiplying or dividing both terms of a fraction by the same number does not change the value of the fraction.
Σελίδα 233 - Square Measure 144 square inches (sq. in.) = 1 square foot (sq. ft.) 9 square feet = 1 square yard (sq.
Σελίδα 101 - Reduce the fractions to a common denominator and divide the numerator of the dividend by the numerator of the divisor.
Σελίδα 96 - Multiply the numerators together for a new numerator, and the denominators together for a new denominator.
Σελίδα 252 - LIQUID MEASURE 4 gills (gi.) = 1 pint (pt.) 2 pints = 1 quart (qt.) 4 quarts = 1 gallon (gal...
Σελίδα 205 - The cube root of a number is one of its three equal factors. Thus, 4 is the cube root of 64.
Σελίδα 196 - ... 291. MAGNITUDES WHICH ARE INVERSELY PROPORTIONAL TO OTHER MAGNITUDES OR TO THE SQUARES OF OTHER MAGNITUDES. EXAMPLE. If 5 men do a piece of work in 16 days, how long will it take 8 men to do a similar piece of work ? OPERATION AND EXPLANATION. It is evident that the time required will be inversely proportional to the number of men employed ; that is, if twice as many men are employed, not twice as much, but $ as much time will be required.
Σελίδα 19 - Lines drawn upon paper or upon the blackboard are not geometrical lines, since they have breadth and thickness. They represent geometrical lines. 25. A straight line is the shortest distance from one point to another point. 26. A curved line changes its direction at every point. 27. A broken line is not straight, but is made up of straight lines. 1. The line AB is a . 2. The line CD is a . 3. The line £Fis a . 4.
Σελίδα 224 - OF WEIGHT 10 milligrams (mg.) = 1 centigram (eg.) 10 centigrams = 1 decigram (dg.) 10 decigrams = 1 gram (g.) 10 grams = 1 dekagram (Dg...