Principles and Methods of Teaching ArithmeticLyons and Carnahan, 1920 - 340 σελίδες |
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Συχνά εμφανιζόμενοι όροι και φράσεις
abstract accuracy and speed answer arith Bowling Green boys cents combinations common fractions concrete situations correct cost counting Courtis Critic Teacher Data decimal decimal fractions deductive development denominator Develop and drill difficulty discover divide division facts divisor equal examples fact or process facts and processes figure four funda girls give given Green State Normal idea important individual inductive integer interest involved knowledge lems long division marked price material measure memorized metic minuend mistakes multiplication facts multiplication tables Normal College objects obtained Plan by Miss planning the solution possible practical presented prob quotient recitation rectangle Relay Race result Roman numerals rule for multiplying score short method solve problems square inches standard standard scores step sticks Subject Matter subtraction subtrahend taught tests things third grade tion type solution unit fractions units verify write
Δημοφιλή αποσπάσματα
Σελίδα 288 - Solve as many of the following problems as you have time for; work them in order as numbered: 1. If you buy 2 tablets at 7 cents each and a book for 65 cents, how much change should you receive from a two-dollar bill?
Σελίδα 91 - One, two, Buckle my shoe; Three, four, Shut the door; Five, six, Pick up sticks; Seven, eight, Lay them straight; Nine, ten, A good fat hen; Eleven, twelve, Who will delve?
Σελίδα 285 - How many pencils can you buy for 50 cents at the rate of 2 for 5 cents? 5. The uniforms for a baseball nine cost $2.50 each. The shoes cost $2 a pair. What was the total cost of uniforms and shoes for the nine?
Σελίδα 190 - A hare starts 50 leaps before a grey-hound, and takes 4 leaps to the hound's 3; but 2 of the hound's leaps are equal to 3 of the hare's. How many leaps must the hound make, to overtake the hare ? 91.
Σελίδα 324 - Multiplying or dividing both terms of a fraction by the same number does not change the value of the fraction.
Σελίδα 205 - You will be given eight minutes to find the answers to as many of these addition examples as possible. Write the answers on this paper directly underneath the examples. You are not expected to be able to do them all. You will be marked for both speed and accuracy, but it is more important to have your answers right than to try a great many examples.
Σελίδα 79 - ... measurement is never done directly or mechanically, but always by the measurement of lines, and generally by the use of the geometrical propositions, that all surfaces may be resolved into triangles, all triangles are equivalent to the halves of rectangles having the same base and altitude, and that the area of a rectangle may be found by multiplying the number of units in its length by that in its breadth. The reduction of all surfaces to subjection to these propositions requires sometimes so...
Σελίδα 285 - A girl spent % of her money for car fare, and three times as much for clothes. Half of what she had left was 80 cents. How much money did she have at first? 10 Two girls receive $2.10 for making button-holes. One makes 42, the other 28. How shall they divide the money?
Σελίδα 133 - Multiply as in whole numbers, and point off as many decimal places in the product as there are decimal places in the multiplicand and multiplier, supplying the deficiency, if any, by prefixing ciphers.
Σελίδα 26 - There is greater variety in the third-year courses than in those of the first and second school years. In a few of the countries — for example, Belgium and Italy — the notation of decimal fractions is introduced. This is usually not done in the United States until the latter part of the fourth or the early part of the fifth year. It is a common practice abroad to introduce fractions with denominate numbers. In all of the European countries and in Japan oral arithmetic greatly predominates. In...