A Complete Arithmetic ...Werner School Book Company, 1899 - 447 σελίδες |
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Σελίδα 20
... clear to the pupil if he understands that he first finds 4 times .23 ; then 80 times .23 ; then the sum of these two partial $ 19.32 products . .92 18.4 SIMPLE NUMBERS . 1. Seventeen is an integral number . 20 COMPLETE ARITHMETIC .
... clear to the pupil if he understands that he first finds 4 times .23 ; then 80 times .23 ; then the sum of these two partial $ 19.32 products . .92 18.4 SIMPLE NUMBERS . 1. Seventeen is an integral number . 20 COMPLETE ARITHMETIC .
Σελίδα 21
Frank H. Hall. SIMPLE NUMBERS . 1. Seventeen is an integral number . 2. Five eighths is a fractional number . 3. Seventeen and five eighths is a mixed number . 4. 25 is an number . 51 is a number 5. 1 is a number . 3.5 is a number . 6 ...
Frank H. Hall. SIMPLE NUMBERS . 1. Seventeen is an integral number . 2. Five eighths is a fractional number . 3. Seventeen and five eighths is a mixed number . 4. 25 is an number . 51 is a number 5. 1 is a number . 3.5 is a number . 6 ...
Σελίδα 23
... integral number by " pointing off " one figure on the right , and of a mixed decimal by removing the point one place to the left . The pupil should understand that he multiplies $ 37.4 ( not $ 374 ) by 3 , and should be taught to write ...
... integral number by " pointing off " one figure on the right , and of a mixed decimal by removing the point one place to the left . The pupil should understand that he multiplies $ 37.4 ( not $ 374 ) by 3 , and should be taught to write ...
Σελίδα 29
... integral number . and .5 are numbers . 51 and 3.2 are 5. The fractions , 20 9 denominator . and nator . numbers . have a common do not have a common denomi- 6. The sum of .135 and .6 is .135.06 : 4 * = 7. Divide .045 by .009 . ( This ...
... integral number . and .5 are numbers . 51 and 3.2 are 5. The fractions , 20 9 denominator . and nator . numbers . have a common do not have a common denomi- 6. The sum of .135 and .6 is .135.06 : 4 * = 7. Divide .045 by .009 . ( This ...
Σελίδα 31
... integral divisors except itself and 1 , is called a prime number . 1 , 2 , 3 , 5 , 7 , 11 , " . are prime numbers . 2. Integral numbers that are not prime are said to be composite . 4 , 6 , 8 , 9 . > are composite numbers . 3. 24 is a ...
... integral divisors except itself and 1 , is called a prime number . 1 , 2 , 3 , 5 , 7 , 11 , " . are prime numbers . 2. Integral numbers that are not prime are said to be composite . 4 , 6 , 8 , 9 . > are composite numbers . 3. 24 is a ...
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Συχνά εμφανιζόμενοι όροι και φράσεις
40 rods acre acres of land Algebra altitude bought bushels Change coal COMMON FRACTIONS common multiple contained cords cube cubic centimeters cubic feet cubic foot DECIMAL FRACTIONS decimal order decimeter DENOMINATE NUMBERS diameter discount Divide dividend dollars earn equal exact divisor exactly divisible Express the ratio feet long figure Find the amount Find the area Find the cost Find the interest Find the number Find the product Find the quotient Find the sum foot gain hundred hundredths improper fractions integral number least common multiple less lowest terms means measured meters miles MISCELLANEOUS PROBLEMS multiplicand NOTE number story Observe PERCENTAGE perimeter piece of land pounds prime factors pupil rectangular rhombus right angles side sold solid content specific gravity square feet square inches square rods square root square yards subtract tenths third thousandths tons triangle weigh
Δημοφιλή αποσπάσματα
Σελίδα 393 - LIQUID MEASURE 4 gills (gi.) = 1 pint (pt.) 2 pints = 1 quart (qt...
Σελίδα 375 - Square Measure 144 square inches (sq. in.) = 1 square foot (sq. ft.) 9 square feet = 1 square yard (sq.
Σελίδα 252 - Multiplying or dividing both terms of a fraction by the same number does not change the value of the fraction.
Σελίδα 243 - Reduce the dividend and the divisor to like fractional units, then divide the numerator of the dividend by the numerator of the divisor. RULE II. — "Invert the divisor and proceed as in multiplication.
Σελίδα 398 - TIME 60 seconds (sec.) = 1 minute (min.) 60 minutes =1 hour (hr.) 24...
Σελίδα 383 - CUBIC MEASURE 1728 cubic inches (cu. in.) = 1 cubic foot (cu. ft.) 27 cubic feet = 1 cubic yard (cu. yd.) 128 cubic feet = 1 cord (cd...
Σελίδα 363 - Pupils must learn to think of quantity in metric units. 319. All units in the metric system of measures and weights are derived from the primary unit known as the meter. When the length of the primary unit of this system was determined it was supposed to be one ten-millionth of the distance from the equator to the pole. A pendulum that vibrates seconds is nearly one meter long.* In the names of the derived units of this system the prefix deka means 10; hekto means 100; kilo means 1000; myria means...
Σελίδα 159 - Quantities, or those whose values are given, when not expressed by figures, are usually represented by the first letters of the alphabet, as a, b, c.
Σελίδα 394 - Dry Measure 2 pints (pt.) =1 quart (qt.) 8 quarts = 1 peck (pk.) 4 pecks = 1 bushel (bu.) 2150.42 cu.
Σελίδα 366 - MEASURES OF WEIGHT 10 milligrams (mg.) = 1 centigram eg. 10 centigrams =1 decigram dg. 10 decigrams =1 gram g. 10 grams =1 decagram Dg. 10 decagrams =1 hectogram Hg. 10 hectograms = 1 kilogram Kg.