Mathematics for Common Schools: A Manual for Teachers, Including Definitions, Principles, and Rules and Solutions of the More Difficult Problems1896 |
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Σελίδα 81
... whole class ; but much of the arithmetic work should be done in " sections , " one of which is under the im- mediate direction of the teacher , the other being employed in " seat " work . In the case of pupils of the more advanced ...
... whole class ; but much of the arithmetic work should be done in " sections , " one of which is under the im- mediate direction of the teacher , the other being employed in " seat " work . In the case of pupils of the more advanced ...
Σελίδα 83
... whole numbers ; to add and sub- tract simple mixed numbers , and to use a mixed number as a multiplier or a multiplicand ; to solve easy problems , with small numbers , involving the foregoing operations and others contain- ing the more ...
... whole numbers ; to add and sub- tract simple mixed numbers , and to use a mixed number as a multiplier or a multiplicand ; to solve easy problems , with small numbers , involving the foregoing operations and others contain- ing the more ...
Σελίδα 88
... whole thing ( 3x ) must be 4 times 24 , 24 , 3 x = 96 . 3 x 4 = 2y = 24 , 2y = 24 × 3 , or 72 . 3 4 % 20 , 4 z 20 × 5 , or 100 . 5 From these examples can be formulated the rule for disposing of a fraction in one term of an equation ...
... whole thing ( 3x ) must be 4 times 24 , 24 , 3 x = 96 . 3 x 4 = 2y = 24 , 2y = 24 × 3 , or 72 . 3 4 % 20 , 4 z 20 × 5 , or 100 . 5 From these examples can be formulated the rule for disposing of a fraction in one term of an equation ...
Σελίδα 98
... whole numbers . is what per cent of 12 , 9 is what per cent before beginning to calculate the rate . In 25 , 11⁄2 and and 20 , & and 40 , 9 and 40 . of 10 63 become 870. 1-5 can be worked by the pupils without any explana- tion ; 6-20 ...
... whole numbers . is what per cent of 12 , 9 is what per cent before beginning to calculate the rate . In 25 , 11⁄2 and and 20 , & and 40 , 9 and 40 . of 10 63 become 870. 1-5 can be worked by the pupils without any explana- tion ; 6-20 ...
Σελίδα 100
... whole forming a rectangle 6 ft . x 250 ft . feet square = 12 × 1 = 6 . 8. A board's area in Dividing number of square feet in the fence by 6 , gives the number of boards . 9. The cost of a square foot is obtained by 100 MANUAL FOR TEACHERS.
... whole forming a rectangle 6 ft . x 250 ft . feet square = 12 × 1 = 6 . 8. A board's area in Dividing number of square feet in the fence by 6 , gives the number of boards . 9. The cost of a square foot is obtained by 100 MANUAL FOR TEACHERS.
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Συχνά εμφανιζόμενοι όροι και φράσεις
acres algebraic altitude amount angle Annual interest apothem Arithmetic ascertain base bisecting calculate Cancel cent chord circle circumference commission construct contains convex surface cost days of grace decimal deducting diagonal diameter difference Divide dividend divisor draft draw drawn equal equation factors figure frustum gain given gives greatest common divisor hypotenuse Improper Fraction inches intersecting least common multiple length longitude loss March 17 marked price measure method minuend mixed numbers Multiply number of days number of degrees number of square obtain par value payment percentage perpendicular principal problems Proceeds profits protractor pupils quotient radius rectangle remaining rhombus right-angled triangle rods RULE scholars selling price side slant height solve subtract subtrahend teacher term vertex whole number William Simms yards
Δημοφιλή αποσπάσματα
Σελίδα 173 - A corporation is an association of a number of persons legally empowered to transact business as a single individual. The charter specifies the name of the corporation, the amount of capital, the business it is authorized to carry on, the powers and privileges conferred, etc. The stock is the money invested in the business of the corporation ; a share is one of the equal parts into which the stock is divided ; a shareholder is the owner of one or more shares ; a stockbroker is a person engaged in...
Σελίδα xix - Multiply each payment by its term of credit, and divide the sum of the products by the sum of the payments ; the quotient will be the average term of credit.
Σελίδα viii - Reduce the fractions to a common denominator and divide the numerator of the dividend by the numerator of the divisor.
Σελίδα ii - I. Write the divisor at the left of the dividend, with a line between them.
Σελίδα vi - Multiplying or dividing both terms of a fraction by the same number does not alter the value of the fraction.
Σελίδα 126 - Multiply the sum of the parallel sides by the perpendicular distance between them, and half the product will be the area.
Σελίδα vii - To reduce a mixed number to an improper fraction, — RULE : Multiply the whole number by the denominator of the fraction, to the product add the numerator, and write the result over the denominator.
Σελίδα iii - RULE. Divide the given number by any prime factor ; divide the quotient in the same manner, and so continue the division until the quotient is a prime number.