[refactor] Moved 'roundToTwo' to its own TS file

utils/helpers/roundToTwo.ts

@@ -0,0 +1,9 @@
+/**
+ * Rounds a number to two decimal places.
+ * @param decimal A decimal value to trim to two places.
+ */
+export function roundToTwo(decimal: number) {
+    const leftShift: number = Math.round(parseInt(`${decimal}e+2`, 10));
+
+    return +(`${leftShift}e-2`);
+}