Write the number four hundred thirty-eight million , eight hundred thousand in standard form. 4,838,000 43.800,000 438,800,000 438,800

## Step 1<br />The problem asks us to write the number "four hundred thirty-eight million, eight hundred thousand" in standard form. In standard form, numbers are written with commas to separate each group of three digits, starting from the rightmost digit.<br />## Step 2<br />The number "four hundred thirty-eight million" is written as 438,000,000.<br />## Step 3<br />The number "eight hundred thousand" is written as 800,000.<br />## Step 4<br />Adding these two numbers together, we get 438,800,000.