Children's Arithmetic by Grades: Essential elements. Fourth book, fifth year |
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Page ii
... nine there begins a new period , which for nearly four years constitutes a unique stage of life . . . . Child study suggests very plainly that this period should be devoted mainly to drill , habituation and mechanism . . . . Discipline ...
... nine there begins a new period , which for nearly four years constitutes a unique stage of life . . . . Child study suggests very plainly that this period should be devoted mainly to drill , habituation and mechanism . . . . Discipline ...
Page iv
... nine to twelve years of age such fundamental and intermediate operations as are indicated in this book . Our pedagogical philosophers have clear and correct ideas of the minds of six year old children ; and our text - book writers have ...
... nine to twelve years of age such fundamental and intermediate operations as are indicated in this book . Our pedagogical philosophers have clear and correct ideas of the minds of six year old children ; and our text - book writers have ...
Page 17
... nine cipher The last figure , or character , is also called zero , or naught . It has no value when standing alone . The first nine figures are termed significant figures , as each always signifies a value of its own . These figures are ...
... nine cipher The last figure , or character , is also called zero , or naught . It has no value when standing alone . The first nine figures are termed significant figures , as each always signifies a value of its own . These figures are ...
Page 19
... Nine hundred nine million , ninety - nine thousand nine . One hundred forty million , six hundred two thousand seven . Seven hundred million , twenty thousand . Five billion , five million , five thousand five . Sixty trillion , sixty ...
... Nine hundred nine million , ninety - nine thousand nine . One hundred forty million , six hundred two thousand seven . Seven hundred million , twenty thousand . Five billion , five million , five thousand five . Sixty trillion , sixty ...
Page 21
... nine millionths . 275 1000 = = .275 36 1000 1866 = .036 .00025 stands for 103500 25 743 100000 = .00743 .025707 stands for 25707 1000000 The ciphers that come between the point and the fig- ures 25 are not written in the numerators of ...
... nine millionths . 275 1000 = = .275 36 1000 1866 = .036 .00025 stands for 103500 25 743 100000 = .00743 .025707 stands for 25707 1000000 The ciphers that come between the point and the fig- ures 25 are not written in the numerators of ...
Common terms and phrases
3d term acres altitude apples arithmetic barrel bought boys bushels butter called cancel cent ciphers circle circumference coal common fraction containing cubic dealer decimal fraction decimal places decimal point divide a fraction dividend divisible dollars Draw DRY MEASURE equal equation feet figures Find the G. C. D. Find the interest Find the value frac gallons greatest common divisor horses hundred hundred-thousandths hundredths IJKL improper fractions interest of $1 least common denominator least common multiple lemons lowest terms measure million millionths mills minuend mixed numbers multiplicand Multiply notation oranges ORDER OR PLACE paid parallelogram pounds prime factors problems proper fractions pupils quarts Quintillions ratio Read rectangle Reduce remainder REVIEW right angle simple fraction sold square Subtract ten-thousandths thousand thousandths tons triangle unit whole number worth Write yards
Popular passages
Page 19 - Separate the given number into periods of three figures each, beginning at the right hand : the left-hand period will often contain less than three figures.
Page 63 - Divide the greater number by the less, and the divisor by the remainder, and so on, until there is no remainder ; the last divisor will be the greatest common divisor.
Page 48 - ... of the fraction. The numerator and the denominator are called the terms of the fraction.
Page 49 - Multiplying or dividing both terms of a fraction by the same number does not change the value of the fraction.
Page 62 - The Greatest Common Divisor of two or more numbers is the greatest number that will exactly divide each of them. Thu4, 18 is the greatest, common divisor of 36 and 54, since it is the greatest number that will divide each of them without a remainder.
Page 65 - A multiple of a number contains all the prime factors of that number ; and the common multiple of two or more numbers contains all the prime factors of each of the numbers.