Practical Mathematics: Instruction Paper, Τόμος 2American school of correspondence, 1912 |
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Σελίδα 32
... remainder , or , expressing it in another way , because eight parts , each one being a seventh of a unit , have been taken , form- ing a unit and one seventh . REDUCTION OF FRACTIONS 28. To reduce a fraction is to 32 PRACTICAL MATHEMATICS.
... remainder , or , expressing it in another way , because eight parts , each one being a seventh of a unit , have been taken , form- ing a unit and one seventh . REDUCTION OF FRACTIONS 28. To reduce a fraction is to 32 PRACTICAL MATHEMATICS.
Σελίδα 34
... remainder placed over the divisor ( denominator of improper fraction ) as the fraction . Examples . 1. Change 31 21 to a mixed number . 1 quotient 21 10 remainder SOLUTION . Divide the numerator 31 by the denominator 21 , and place the ...
... remainder placed over the divisor ( denominator of improper fraction ) as the fraction . Examples . 1. Change 31 21 to a mixed number . 1 quotient 21 10 remainder SOLUTION . Divide the numerator 31 by the denominator 21 , and place the ...
Σελίδα 44
... remainder , and write the quotient as the denominator . Then reduce to lowest terms , and if necessary to a mixed quantity . Examples . 1. Multiply by 4 . SOLUTION a . Multiplying the numer- ator by 4 increases the number of frac- 28 ...
... remainder , and write the quotient as the denominator . Then reduce to lowest terms , and if necessary to a mixed quantity . Examples . 1. Multiply by 4 . SOLUTION a . Multiplying the numer- ator by 4 increases the number of frac- 28 ...
Σελίδα 52
... remainder , place the decimal point in the same column and directly under the other decimal points . Examples . 1. From 5.17 subtract .01 . 5.17 SOLUTION . Subtract as in whole numbers paying careful attention to the decimal point . .01 ...
... remainder , place the decimal point in the same column and directly under the other decimal points . Examples . 1. From 5.17 subtract .01 . 5.17 SOLUTION . Subtract as in whole numbers paying careful attention to the decimal point . .01 ...
Σελίδα 53
... remainder is zinc . How much zinc is there ? 12. An iron casting weighed in the rough 22.75 pounds , and when finished , it weighed only 16.875 pounds . How much had been taken off in the process ? MULTIPLICATION OF DECIMALS 37. In ...
... remainder is zinc . How much zinc is there ? 12. An iron casting weighed in the rough 22.75 pounds , and when finished , it weighed only 16.875 pounds . How much had been taken off in the process ? MULTIPLICATION OF DECIMALS 37. In ...
Συχνά εμφανιζόμενοι όροι και φράσεις
acre Avoir Avoirdupois Weight bushel called cancellation ciphers coal contains cubic centimeter cubic feet cubic foot cubic inches cubic measure decimal fractions decimal point denominate number dividend Dividing the numerator division divisor dollars Dry Measure dry quart English system entire quantity equal error example expressed find the least frac fractional units gallons given number gives gram hectoliter higher denomination hundred hundredths improper fraction kilo kilogram kilometer least common denominator length Linear Measure Liquid Quart liter lowest terms metric system millimeters minuend mixed number mixed quantity moving the decimal Multiply the numerator number of places number of units numerator and denominator obtained peck pints pound lb prime factors PROBLEMS FOR PRACTICE quotient Reduce to lowest remainder result short ton SOLUTION Square Measure square mile subtract tenths thousandths tons Troy weight water weighs whole numbers пр
Δημοφιλή αποσπάσματα
Σελίδα 74 - SQUARE MEASURE 144 square inches (sq. in.) = 1 square foot (sq. ft.) 9 square feet = 1 square yard (sq. yd.) 30| square yards = 1 square rod (sq. rd.) 160 square rods = 1 acre (A.) 640 acres = 1 square mile (sq.
Σελίδα 74 - 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 75 - LIQUID MEASURE 4 gills (gi.) = 1 pint (pt.) 2 pints = 1 quart (qt...
Σελίδα 54 - To multiply a decimal by 10, 100, 1000, &c., remove the decimal point as many places to the right as there are ciphers in the multiplier ; and if there be not places enough in the number, annex ciphers.
Σελίδα 80 - Time. 60 seconds (sec.) = 1 minute (min.) 60 minutes = 1 hour (hr.) 24...
Σελίδα 81 - TABLE. 4 farthings (far. or qr.) make 1 penny, d. 12 pence " 1 .shilling, s. 20 shillings " 1 pound or sovereign, £ or sov.
Σελίδα 75 - SURVEYORS' SQUARE MEASURE. 197. This measure is used by surveyors in computing the area or contents of land. TABLE. 625 square links (sq. 1.) make 1 pole P. 16 poles " 1 square chain,, .sq. ch. 10 square chains " 1 acre, A. 640 acres " 1 square mile,. ..sq. mi. 36 square miles (6 miles square)
Σελίδα 75 - DRY MEASURE 2 pints (pt.) = 1 quart (qt.) 8 quarts =1 peck (pk.) 4 pecks = 1 bushel (bu...
Σελίδα 77 - In the international metric system the fundamental unit is the meter — the unit of length. From this the units of capacity (liter) and of weight (gram) were derived. All other units are the decimal subdivisions or multiples of these. These three units are simply related eg, for all practical purposes 1 cubic decimeter equals 1 liter and 1 liter of water weighs 1 kilogram. The metric tables are formed by combining the words
Σελίδα 74 - A pile of wood 8 feet long, 4 feet wide, and 4 feet high, contains 1 cord; and a cord foot is 1 foot in length of such a pile.