How are you? First of all, I just want to point out that you should always use a calculator if you need help with problems like this. Also Please do not spam on any questions like you did with "b4rtrrrrrrt" as it can often confuse people. Thank you in advance! :)
Now, lets get to your problem, "<span>10000000×66=?"
First, State out the Equation.
</span> <span> <span>Now, Do the work! </span> </span> <span> 660000000 Is your answer, and if you need any more help contact me!