Concept 2 of 3
Watch on YouTubeVideoNumber-to-letter coding
Letters are coded as their alphabet positions: A=1, B=2, C=3, ... Z=26.
Example
If A=1, B=2, ..., what is the code for DOG?
D=4, O=15, G=7 → 4-15-7.
D=4, O=15, G=7 → 4-15-7.
💡 Tip:Reverse coding: A=26, B=25, ... Z=1 also appears in olympiads. Read carefully.
▶Prefer a video? Open YouTube search for “number coding class 6”↗