If the number 49 is multiplied by 10, the digit nine will end up in the blank place.
The first thing we need to do is multiply 49 by 10. To multiply 49 by 10, we add a zero at the end. 49 times 10 equals 490. Then, we need to remember place value. Starting all the way on the right, we have our units place or our ones place. Moving to the left next comes the tens place and then the hundreds place.
We can plug the number 490 into this chart and that shows us that the digit nine falls in the tens place. If you multiply 49 by 10, the digit nine will end up in the tens place.