Welcome to Westonci.ca, the ultimate question and answer platform. Get expert answers to your questions quickly and accurately. Get immediate answers to your questions from a wide network of experienced professionals on our Q&A platform. Get immediate and reliable solutions to your questions from a community of experienced professionals on our platform.

When using fractions to multiply the following decimals, [tex]\(3.125 \cdot 2.64\)[/tex], which one of the following is the correct first step?

A. [tex]\(8.25\)[/tex]

B. [tex]\(\left(3+\frac{1}{10}+\frac{2}{100}+\frac{5}{1000}\right)\left(2+\frac{6}{10}+\frac{4}{100}\right)\)[/tex]

C. [tex]\(3 \frac{125}{1000} \cdot 2 \frac{64}{100}\)[/tex]

D. [tex]\(\frac{3125}{1000} \cdot \frac{264}{100}\)[/tex]


Sagot :

The correct first step in multiplying the decimals 3.125 and 2.64 is to convert each decimal into an improper fraction.

For 3.125, this decimal can be represented as an improper fraction:
[tex]\[ \frac{3125}{1000} \][/tex]

For 2.64, this decimal can be represented as an improper fraction:
[tex]\[ \frac{264}{100} \][/tex]

Therefore, the correct first step is:
[tex]\[ \frac{3125}{1000} \cdot \frac{264}{100} \][/tex]