249,678 rounded to the greatest place value is? How many zeros are in the rounded number? The estimated speed of sound using a power of 10 is?

Axel follows these steps to divide 40 by 9: start with 40. 1. divide by 9 and write down the remainder. 2. write a zero after the remainder. 3. repeat steps 1 and 2 until you have a remainder of zero. examine his work, and then complete the statements below.