Practical Arithmetic: Book I -- [book II], Τόμος 2American Book, 1909 |
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Σελίδα 4
... operations , they could proceed with the necessary reasoning without delay , and could analyze several problems in the time usually taken to perform the operations . This saving of time is made . possible by merely indicating the operations ...
... operations , they could proceed with the necessary reasoning without delay , and could analyze several problems in the time usually taken to perform the operations . This saving of time is made . possible by merely indicating the operations ...
Σελίδα 5
... reasoning into proper form . Many of the questions are framed for the purpose of leading the pupils to arrive at and formulate the reasons for arith- metical operations not previously explained . Thus they require the PREFACE 5.
... reasoning into proper form . Many of the questions are framed for the purpose of leading the pupils to arrive at and formulate the reasons for arith- metical operations not previously explained . Thus they require the PREFACE 5.
Σελίδα 6
Book I -- [book II] Lorenzo Dow Harvey. metical operations not previously explained . Thus they require the pupils to reason , instead of confining their work to an attempt to understand , state , and apply the reasoning given in the ...
Book I -- [book II] Lorenzo Dow Harvey. metical operations not previously explained . Thus they require the pupils to reason , instead of confining their work to an attempt to understand , state , and apply the reasoning given in the ...
Σελίδα 9
... Operations 67 Common Fractions 147 • Review 68 Reduction of Common Frac- Factoring 72 tions to Decimals 148 Greatest Common Divisor . 77 Cost by C , M , or Ton . 149 Least Common Multiple 78 Comparison of Decimals , Review 81 Fractions ...
... Operations 67 Common Fractions 147 • Review 68 Reduction of Common Frac- Factoring 72 tions to Decimals 148 Greatest Common Divisor . 77 Cost by C , M , or Ton . 149 Least Common Multiple 78 Comparison of Decimals , Review 81 Fractions ...
Σελίδα 25
... Operation shortened : add 3 to 4 in 45 , making 75 ; add 6 to 75 , making 81 . 45 8 . 9 . 135155 28 34 13 14 15 26 37 54 73 69 12 16 33 56 45 14 13 16 17 28 14 18 26 37 45 56 75 86 12 17 13 12 14 12 14 1223 52 48 16 16 14 14 PROBLEMS ...
... Operation shortened : add 3 to 4 in 45 , making 75 ; add 6 to 75 , making 81 . 45 8 . 9 . 135155 28 34 13 14 15 26 37 54 73 69 12 16 33 56 45 14 13 16 17 28 14 18 26 37 45 56 75 86 12 17 13 12 14 12 14 1223 52 48 16 16 14 14 PROBLEMS ...
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Συχνά εμφανιζόμενοι όροι και φράσεις
12 days acres altitude analysis annexing base bought bushels cent circle circumference common fraction compound interest cords corn cube root cubic foot cubic inches decimal point diameter divided dividend division equal expression feet Find the amount Find the cost Find the interest gain Give given greatest common divisor hundred hundredths improper fraction indorsed lateral surface least common multiple length maturity miles minuend months Multiply number of days number of dollars number of figures number representing ORAL paid parallelogram payable period piece places pounds principal PROBLEMS WRITTEN proportion pupils quarts quotient ratio rectangle Reduce remainder result rods selling sides slant height sold SOLUTION Solve square root square yards Study Recitation subtracted trial divisor triangle Troy weight units weight wheat whole number wide worth Write zeros
Δημοφιλή αποσπάσματα
Σελίδα 269 - Multiplying or dividing both terms of a fraction by the same number does not change the value of the fraction.
Σελίδα 171 - 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 51 - The Dividend is the number to be divided. The Divisor is the number by which we divide.
Σελίδα 181 - Minutes = 1 Hour 24 Hours = 1 Day 7 Days = 1 Week 28 Days = 1 Lunar Month...
Σελίδα 164 - Dry Measure 2 pints (pt.) =1 quart (qt.) 8 quarts = 1 peck (pk.) 4 pecks = 1 bushel (bu.) 2150.42 cu.
Σελίδα 171 - 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 329 - SURVEYORS' SQUARE MEASURE. 144. 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 178 - CUBIC MEASURE. 1728 cubic inches (cu. in. ) = 1 cubic foot (cu. ft.).
Σελίδα 38 - Multiplication is the process of taking one number as many times as there are units in another.
Σελίδα 168 - Measures of length are used in measuring lines or distances. TABLE. 12 inches (in.) = 1 foot (ft.). 3 feet = 1 yard (yd.). 5J yards, or 16| feet = 1 rod (rd.).