Final answer:
The decimal notation of 'three hundred fifty-two and six tenths' is 352.6.
Step-by-step explanation:
The decimal notation of three hundred fifty-two and six tenths is written as 352.6. When converting a number stated in words to its decimal form, the number before the 'and' represents the whole part, whereas the fraction after 'and' represents the decimal part. In this case, 'three hundred fifty-two' is the whole number, and 'six tenths' is the decimal, which is written as 0.6 when converted into decimal form. Therefore, combining the whole with the decimal part gives us 352.6.