diff --git a/Sources/Euler/BigNumber/BigDouble/OperationsBigDouble.swift b/Sources/Euler/BigNumber/BigDouble/OperationsBigDouble.swift
index 7f6f44e..3b29c35 100644
--- a/Sources/Euler/BigNumber/BigDouble/OperationsBigDouble.swift
+++ b/Sources/Euler/BigNumber/BigDouble/OperationsBigDouble.swift
@@ -227,14 +227,14 @@ extension BigDouble {
     //
     /// Quick division (using defined precision by default for better performances)
     public static func /(lhs: BigDouble, rhs: BigDouble) -> BigDouble {
-        let double_precision = BN.precision * 10 // While we limit the precision, we need something fine...
+        let double_precision = BN.precision + 10 // While we limit the precision, we need something fine...
         
         var denominator = lhs.denominator.multiplyingBy(rhs.numerator)
         var numerator = lhs.numerator.multiplyingBy(rhs.denominator)
         let precision = (BigInt(10) ** double_precision).limbs
-        if !denominator.lessThan(precision) {
-            denominator = denominator.dividing(precision)
-            numerator = numerator.dividing(precision)
+        while !denominator.lessThan(precision) {
+            denominator = denominator.dividing([10])
+            numerator = numerator.dividing([10])
         }
         var res =  BigDouble(
             sign:            lhs.sign != rhs.sign,