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Which of the following expressions is equivalent to 
4.11 ×0.055 ?
Choose 1 answer:
(A) 
411 ×55 ×(1)/(100)
(B) 
411 ×55 ×(1)/(1,000)
(C) 
411 ×55 ×(1)/(10,000)
(D) 
411 ×55 ×(1)/(100,000)

Which of the following expressions is equivalent to \newline4.11×0.0554.11 \times 0.055?\newlineChoose 11 answer:\newline(A) 411×55×1100411 \times 55 \times \frac{1}{100}\newline(B) 411×55×11,000411 \times 55 \times \frac{1}{1,000}\newline(C) 411×55×110,000411 \times 55 \times \frac{1}{10,000}\newline(D) 411×55×1100,000411 \times 55 \times \frac{1}{100,000}

Full solution

Q. Which of the following expressions is equivalent to \newline4.11×0.0554.11 \times 0.055?\newlineChoose 11 answer:\newline(A) 411×55×1100411 \times 55 \times \frac{1}{100}\newline(B) 411×55×11,000411 \times 55 \times \frac{1}{1,000}\newline(C) 411×55×110,000411 \times 55 \times \frac{1}{10,000}\newline(D) 411×55×1100,000411 \times 55 \times \frac{1}{100,000}
  1. Problem Understanding: Understand the problem.\newlineWe need to find an equivalent expression for the multiplication of two decimal numbers, 4.114.11 and 0.0550.055, in the form of a product of whole numbers and a fraction.
  2. Decimal Conversion: Convert the decimal numbers to whole numbers by counting the number of decimal places.\newline4.114.11 has two decimal places, and 0.0550.055 has three decimal places. To convert them to whole numbers, we multiply 4.114.11 by 100100 and 0.0550.055 by 10001000.\newline4.11×100=4114.11 \times 100 = 411\newline0.055×1000=550.055 \times 1000 = 55
  3. Combining Whole Numbers: Combine the whole numbers with the appropriate fraction.\newlineSince we multiplied 4.114.11 by 100100 and 0.0550.055 by 10001000, we need to divide the product of the whole numbers by 100×1000100 \times 1000 to get the original value.\newline411×55÷(100×1000)411 \times 55 \div (100 \times 1000)
  4. Fraction Simplification: Simplify the fraction. \newline100×1000=100,000100 \times 1000 = 100,000\newlineSo the expression becomes:\newline411×55÷100,000411 \times 55 \div 100,000
  5. Expression Writing: Write the expression as a multiplication of whole numbers and a fraction. 411×55×(1100,000)411 \times 55 \times \left(\frac{1}{100,000}\right)

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