Pronunciation: [tˈuːpəsˌɛnts] (IPA)
Correct spelling for the English word "twopercents" is [tˈuːpəsˌɛnts], [tˈuːpəsˌɛnts], [t_ˈuː_p_ə_s_ˌɛ_n_t_s] (IPA phonetic alphabet).