Spelling is important in your life, so to know how to spell is also important

Write a paragraph or something. Do it without stopping. Just write.

Go over it and circle your mistakes. You will need this later. Go-over-it-and-circle-your-mistakes
Get a dictionary. A dictionary can give you the definition and the correct spelling of the word. Get-a-dictionary
Chunk the words. Like “apple”, chunk it, like this “ah-pull. That can slow it down so you can hear the letters. Chunk-the-words