how do you write 700,000,000+2,000,000+80,000+90 in standard form

702,080,090

To write the expression 700,000,000 + 2,000,000 + 80,000 + 90 in standard form, you need to simplify and express the sum in a more condensed manner.

Here are the steps to get the answer:

Step 1: Add the numbers together:
700,000,000 + 2,000,000 + 80,000 + 90

Step 2: Combine the numbers according to their place values. Start from the leftmost digit (the millions place) and move to the right, adding up the corresponding digits:
700,000,000 + 2,000,000 = 702,000,000
702,000,000 + 80,000 = 702,080,000
702,080,000 + 90 = 702,080,090

Step 3: The sum 702,080,090 in standard form is the simplified and more condensed expression of the given numbers.