 | Florian Cajori - Arithmetic - 1915 - 328 pages
...^, or 51.2. TO MULTIPLY A DECIMAL BY A WHOLE NUMBER I. Multiply as in whole numbers. II. Point off as many decimal places in the product as there are decimal places in the multiplier. Written Exercise 154. Multiply: i. .15 by 8 2. .25 by 9 3. .09 by 15 4. 3 by $ 1.15... | |
 | Florian Cajori - 1915 - 468 pages
...multiplying and pointing off decimals is : Multiply the numbers as in whole numbers and then point off as many decimal places in the product as there are decimal places in the multiplier and the multiplicand together. Written Exercise How many decimal places will there be... | |
 | George Wentworth, David Eugene Smith - Arithmetic - 1915 - 588 pages
...17o5 or 21-7So we see that we multiply as with whole numbers, and, beginning at the right, point off as many decimal places in the product as there are decimal places iu both factors together. 2. Multiply 0.42 by 0.35. If we were to multiply 42 by 35 the result would... | |
 | Samuel Hamilton - Arithmetic - 1917 - 328 pages
...Test : .25 = -rVj ; .13 = tfe ; ffo x tf, = ifff „ = .0325. Multiply as in integers* pointing off as many decimal places in the product as there are decimal places in both factors. Find products : 3. .8x.27 8. 3.21x4.5 13. 1.45 x .48 4. .5x.45 9. 7.24 x. 08 14. 11.4 x .15... | |
 | United States - 1918 - 840 pages
...700.763 437.523 Multiplication of Decimals. Rule: Multiply as in whole numbers and point off as many places in the product as there are decimal places in both the multiplicand and the multiplier. Example: .„ ,,, 2.4 li.936 8468 101.016 Division of Decimals. Rule:... | |
 | George Albert Wentworth, David Eugene Smith - Arithmetic - 1920 - 380 pages
...Ex. 3 we have the following useful rule : To multiply by a decimal, multiply as if by an integer and point off from the right as many decimal places in the product as there are decimal places in both factors together, prefixing zeros if necessary. Cross Multiplication. With reasonably small numbers... | |
 | Nels Johann Lennes, Frances Jenkins - Arithmetic - 1920 - 348 pages
...numbers, one or both of which are decimals, multiply as if they were whole numbers, and then point off as many decimal places in the product as there are decimal places in both factors together. ORAL EXERCISES According to this rule, what is the number of decimal places in the... | |
 | George Wentworth, David Eugene Smith, Herbert Druery Harper - Mathematics - 1922 - 220 pages
...three decimal figures are zeros, we write 3" as the result. In multiplytng a decimal by a whole number, point off from the right as many decimal places in the product as there are in the number multiplied. Exercises. Multiplication of Decimals 1. Find the length of four of the parts... | |
 | Harry Brooks - Arithmetic - 1923 - 358 pages
...and girls should know: 1. That in the product of a decimal number we point off as many decimal places as there are decimal places in both the multiplier and the multiplicand. 2. That by a decimal place we mean a figure to the right of the decimal point. 3. That placing zeros... | |
 | Alviso Burdett Stevens - Pharmaceutical arithmetic - 1926 - 184 pages
...much will remain? 14. Multiplication of Decimal Fractions Proceed as in whole numbers, and point off as many decimal places in the product as there are decimal places in the multiplier and multiplicand. 45. Example. Multiply 3.52 by 0.86. 3.535 .86 21150 28200 3.03150... | |
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Multiply as in the multiplication of integers, and point off" as many decimal places in the product as there are decimal places in both multiplicand and multiplier. 
