It is obligatory on you to make up the prayers and fasts for the years that you missed after reaching the age of adulthood as defined by Islam. You should also pay the fidya for the delay in making up the missed fasts.
It is recommended to recite the Holy Quran even for those who do not understand its meanings. Reciting with contemplation and understanding is definitely better, but this does not mean that reciting without it has no value.