The estimate for 4 divided by 92 can be calculated by rounding both numbers to the nearest multiple of 10. 4 rounds to 0, and 92 rounds to 90. Therefore, the estimate for 4 divided by 92 is approximately 0 divided by 90, which equals 0.
Well, isn't that a happy little question! When we divide 4 by 92, we get a small fraction, about 0.0435. Just remember, there are no mistakes, only happy little accidents in math!
4 divided by 100 is 0.04. So 4 divided by 90 is 0.0444...
repeating. And therefore 4 divided by 92 is between these two, and
nearer to the second: say 0.044