A dyslexic individual usually thinks in very visual terms. They may not realize that the direction of a letter or number matters. For example, a chair is a chair, no matter which way it's facing. Like the chair, a person with dyslexia may think a b looks like a d - so it must be the same letter.Letters and/or numbers may be flipped vertically or horizontally. The most common reversals are letters that are shaped similarly, such as: 6 9 b d p q. * Reversals in children under 8 are normal.However, by third grade, this should be a thing of the past.etters and/or numbers may be flipped vertically or horizontally. The most common reversals are letters that are shaped similarly, such as: 6 9 b d p q. * Reversals in children under 8 are normal.