diff --git a/src/components/nested-table.tsx b/src/components/nested-table.tsx
index f9b1257..5654ea3 100644
--- a/src/components/nested-table.tsx
+++ b/src/components/nested-table.tsx
@@ -121,15 +121,16 @@ export const NestedTable = (props: IProps) => {
       // determine if it should be parsed as a number.
       // Numbers that are whole numbers are treated as integers, so we should ignore the precision.
       // Numeric cells that are empty should be treated as empty strings.
-      const val = (attrTypes[key] !== "numeric" && attrTypes[key] !== null)
-                      || (values[key] === "")
-                      || (typeof values[key] !== "number")
-                    ? values[key]
-                    : isWholeNumber
-                      ? parseInt(values[key],10)
-                      : precision !== undefined
-                        ? (parseFloat(values[key])).toFixed(precision)
-                        : (parseFloat(values[key])).toFixed(2); // default to 2 decimal places
+      const val = attrTypes[key] === "numeric" && values[key] !== ""
+                    ? !isNaN(parseFloat(values[key]))
+                        ? isWholeNumber
+                            ? parseInt(values[key], 10)
+                            : parseFloat(values[key]).toFixed(precision !== undefined ? precision : 2)
+                        : values[key]
+                    : typeof values[key] === "number" && values[key] !== ""
+                        ? values[key].toFixed(precision !== undefined ? precision : 2)
+                        : values[key];
+
       if (attrVisibilities[key]) {
         return null;
       }