Math Problem Solver

$15.231$ rounded to 1 decimal place is: $$15.2$$

Rounding a quantity to 1 decimal place is equivalent to rounding it to the nearest $10^{-1}$. The two consecutive integer multiples of $10^{-1}$ that $15.231$ falls between are $15.2$ and $15.3$. $15.231$ is closer to $15.2$ than $15.3$, so $15.231$ rounded to 1 decimal place is: $15.2$.