div

Enables the use of the / operator for BigDecimal instances.

inline operator fun BigDecimal.div(other: BigDecimal): BigDecimal(source)
import java.math.BigDecimal

fun main() {
    val numerator = BigDecimal("10")
    val denominator = BigDecimal("3")
    val quotient = numerator / denominator
    println("10 / 3 = $quotient")  // Prints: 10 / 3 = 3.333333333333333333333333333
}

Source