How to pronounce 數值 in Cantonese (5 out of 6):

而最理想數值是4-8

Cantonese Sentence Breakdown

nang4
an alternative form for 能,to be able
zeoi3
most
the most
-est (superlative suffix)
exceedingly
extreme
理想 lei5 soeng2
ideal
數值 sou3 zik6
number
value
si6
is