RNG_Dex.cs

using UnityEngine;
using System.Collections;

public class RNG_Dex : MonoBehaviour
{
    //Base Values
    public int DexValue = 0;
    public int DexValue1 = 0;
    public int DexValue2 = 0;
    public int DexValue3 = 0;
    private string DexString;


    // Use this for initialization
    void Start()
    {
        //Rolls
        DexValue1 = Random.Range(1, 6);
        DexValue2 = Random.Range(1, 6);
        DexValue3 = Random.Range(1, 6);
        DexValue = DexValue1 + DexValue2 + DexValue3;
        //String Value
        DexString = DexValue.ToString();

        Debug.Log(DexString);
    }

    // Update is called once per frame
    void Update()
    {

    }
}