Practical Mathematics: Instruction Paper, Τόμος 2American school of correspondence, 1912 |
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Σελίδα 31
... writing 5 12 , and the 12 fraction is used because the dividend is less than the divisor . To say 1 of a 100 pound keg of bolts indicates , that the keg of 4 bolts is to be divided into 4 equal parts , and 1 of these parts taken . In ...
... writing 5 12 , and the 12 fraction is used because the dividend is less than the divisor . To say 1 of a 100 pound keg of bolts indicates , that the keg of 4 bolts is to be divided into 4 equal parts , and 1 of these parts taken . In ...
Σελίδα 32
... writing 4 1 for the denominator . Thus , 4 may be written- as > 1 4 1 = 4 ÷ 1 = 4 . The value of a fraction depends upon the value of the fractional units and the number of these units taken , or simply upon the division 4 2 ' of the ...
... writing 4 1 for the denominator . Thus , 4 may be written- as > 1 4 1 = 4 ÷ 1 = 4 . The value of a fraction depends upon the value of the fractional units and the number of these units taken , or simply upon the division 4 2 ' of the ...
Σελίδα 34
... write the quotient as the entire quantity of the mixed quantity and 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 ...
... write the quotient as the entire quantity of the mixed quantity and 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 ...
Σελίδα 37
... write the denominators in a row , as shown in the margin . Now the least quantity to contain 3 , 4 , 9 , and 12 must ... writing the quotients below , carrying down the 3 and 9 which are not divisible by 2. Again it is seen that 2 is a ...
... write the denominators in a row , as shown in the margin . Now the least quantity to contain 3 , 4 , 9 , and 12 must ... writing the quotients below , carrying down the 3 and 9 which are not divisible by 2. Again it is seen that 2 is a ...
Σελίδα 42
... write the difference of the numerators over the common denominator . Examples . 1. Find the difference between 5 8 and 6 15 SOLUTION . The fractions , when reduced to the least common denominator , become 08 25 = 30 25 30 16 30 9 and ...
... write the difference of the numerators over the common denominator . Examples . 1. Find the difference between 5 8 and 6 15 SOLUTION . The fractions , when reduced to the least common denominator , become 08 25 = 30 25 30 16 30 9 and ...
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.