diff --git a/src/ts/app/utils/calculator.ts b/src/ts/app/utils/calculator.ts
index da50a9f..9d0ed14 100644
--- a/src/ts/app/utils/calculator.ts
+++ b/src/ts/app/utils/calculator.ts
@@ -4,10 +4,12 @@ import { IBaseStats } from 'app/models/Pokemon';
 
 const calculateStatsFormula = (baseStats : IBaseStats, ivHp : number, ivAtk : number, ivDef : number) => Math.sqrt(baseStats.baseStamina + ivHp) * Math.sqrt(baseStats.baseDefense + ivDef) * (baseStats.baseAttack + ivAtk);
 
+const calculateCpByLevelMultiplier = (statsFormula : number, levelMultiplier : number) => Math.floor((statsFormula * Math.pow(levelMultiplier, 2)) / 10);
+
 export const calculateCp = (baseStats : IBaseStats, level : number, ivHp : number, ivAtk : number, ivDef : number) => {
     const statsFormula = calculateStatsFormula(baseStats, ivHp, ivAtk, ivDef);
     const levelMultiplier = LevelMultipliers[(level - 1) * 2];
-    const cp = Math.floor((statsFormula * Math.pow(levelMultiplier, 2)) / 10);
+    const cp = calculateCpByLevelMultiplier(statsFormula, levelMultiplier);
     return cp;
 };
 
@@ -22,8 +24,7 @@ export const calculateMaxLevelForLeague = (baseStats : IBaseStats, ivHp : number
     const statsFormula = calculateStatsFormula(baseStats, ivHp, ivAtk, ivDef);
     let level = 1;
     for (let i = LevelMultipliers.length - 1; i >= 0; i--) {
-        const levelMultiplier = LevelMultipliers[i];
-        const cp = Math.floor((statsFormula * Math.pow(levelMultiplier, 2)) / 10);
+        const cp = calculateCpByLevelMultiplier(statsFormula, LevelMultipliers[i]);
         if (cp <= maxCp) {
             level = (i / 2) + 1;
             break;