re - fresh - ing
There are many reasons to learn how to divide refreshing into syllables. Separating a word like refreshing into syllables is mainly to make it easier to read and pronounce. The syllable is the smallest sound unit in a word, and the separation of the refreshing into syllables allows speakers to better segment and emphasize each sound unit.
Knowing how to separate refreshing into syllables can be especially useful for those learning to read and write, because it helps them understand and pronounce refreshing more accurately. Furthermore, separating refreshing into syllables can also be useful in teaching grammar and spelling, as it allows students to more easily understand and apply the rules of accentuation and syllable division.
In the case of the word refreshing, we find that when separating into syllables the resulting number of syllables is 3. With this in mind, it's much easier to learn how to pronounce refreshing, as we can focus on perfecting the syllabic pronunciation before trying to pronounce refreshing in full or within a sentence. Likewise, this breakdown of refreshing into syllables makes it easier for us to remember how to write it.