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" To multiply one decimal by another, multiply the figures as in whole numbers, and point off' as many decimal places in the .product as there are in the multiplier and the multiplicand together. "
Arithmetic - Seite 100
von Charles Elsee - 1866 - 275 Seiten
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Book two (1917)

Edward Lee Thorndike - 1917
...is not .392 sq. mi. Learn this rule: Multiply with decimals just as with whole numbers. Then point off as many decimal places in the product as there are in the multiplier and the multiplicand together. 1. Find the area of a rectangle 14.21 miles long and 2.4 miles wide. How...
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Junior High School Mathematics ...

John Charles Stone - 1919
...'multiplicand. From principle 3 above, it follows that when the multiplier is a whole number, there will be as many decimal places in the product as there are in the multiplicand. It also follows that a fraction is multiplied by a whole number by multiplying the numerator...
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Arithmetic: Book One[-three, Bücher 2

Edward Lee Thorndike - 1920
...is not .392 sq. mi.? Learn this rule : Multiply with decimals just as with whole numbers. Then point off as many decimal places in the product as there are in the multiplier and the multiplicand together. 83 1. Find the area of a rectangle 14.21 miles long and 2.4 miles wide....
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Fundamentals of Practical Mathematics

George Wentworth, David Eugene Smith, Herbert Druery Harper - 1922 - 202 Seiten
...found accurately beyond 0.1". Therefore we write the result as 35.8". Beginning at the right, point off as many decimal places in the product as there are in the two numbers together. Exercises. Multiplication of Decimals 1. Find the dimensions corresponding to...
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Beginners' Algebra, Bücher 1

Clarence Elmer Comstock, Mabel Sykes - 1922 - 303 Seiten
...3.42 47.34 .354 906 10 1000 200 300 13. Multiplication. RULE. Multiply as if with integers and point off as many decimal places in the product as there are in both numbers that are to be multiplied together. 32.7 JLi§ 981 1308 654 79.461 The following rule...
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The Pilot Arithmetics, Band 2

1923
...BY INTEGERS To multiply a decimal number by an integer, multiply as with ordinary numbers and point off as many decimal places in the product as there are in the given decimal number. 20. One side of a square lot is 75.6 ft. What is the distance around the lot?...
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A Course in Arithmetic for Teachers and Teacher-training Classes

James Robert Overman - 1923 - 376 Seiten
...fractions in the following way. To multiply a decimal by an integer, multiply as in whole numbers and point off as many decimal places in the product as there are in the multiplicand. A second method of deriving this rule makes use of the pupil's knowledge of concrete...
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Arithmetic: Grades 1,2,3,4,5 and 6, Elementary School

Denver Public Schools - 1924 - 228 Seiten
...readings of these numbers."2 2. Stress the rule for multiplication. In multiplying with decimals, point off as many decimal places in the product as there are in the multiplier and multiplicand together. 3. Division of decimals will need be retaught to some pupils. For the fundamental general training...
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Rural School Methods

Elmer L. Ritter, Alta L. Wilmarth - 1925 - 453 Seiten
...that perhaps is most widely used is contained in the words: "Multiply as in whole numbers and point off as many decimal places in the product as there are in both multiplier and multiplicand." Examples: .6X.8=.48; 1.2X1.2 = 1.44, etc. This method requires time...
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Decimals and Fractions

Cynthia Mitchell - 1998 - 64 Seiten
...reproducible. 2. Review the multiplication of decimals as follows. a. Multiply as you would with b. Put as many decimal places in the product as there are in the factors combined. whole numbers. 3.2 1.3 5.2 1.3 246 246 62 82 1O66 1O.66 3. Review the division of...
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