Progressive Arithmetic, Βιβλίο 2

Εξώφυλλο
American Book Company, 1906
 

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Σελίδα 286 - Lessons in writing language are employed simultaneously with those in conversation, while picture-study, the study of literary selections, and letter-writing are presented at frequent intervals. The lessons are of a proper length, well arranged, and well graded. The books mark out the daily work for the teacher in a clearly defined manner by telling him what to do, and when to do it.
Σελίδα 278 - CUBIC MEASURE 1728 cubic inches = 1 cubic foot 27 cubic feet = 1 cubic yard...
Σελίδα 278 - Measure 144 square inches = 1 square foot 9 square feet = 1 square yard 30J square yards = 1 square rod 160 square rods = 1 acre 640 acres = 1 square mile...
Σελίδα 213 - TROY WEIGHT. 24 grains (gr.) = 1 pennyweight (pwt.). 20 pennyweights = 1 ounce (oz.). 12 ounces = 1 pound (lb.). 351. Apothecaries' weight is used in mixing medicines and in selling them at retail. APOTHECARIES
Σελίδα 134 - Multiply the numerators together for the numerator of the product, and the denominators together for the denominator of the product.
Σελίδα 36 - Multiplication is the process of taking one number as many times as there are units in another number.
Σελίδα 125 - The area of a parallelogram is equal to the product of its base and its height: A = bx h.
Σελίδα 123 - The area of a rectangle is equal to the product of its base and altitude.
Σελίδα 62 - Multiplying or dividing both terms of a fraction by the same number does not change its value.
Σελίδα 278 - Dry Measure. — 2 pints = 1 quart; 8 quarts = 1 peck; 4 pecks = 1 bushel.

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