Category | Price | Seller | Device |
---|---|---|---|
Games | $0.99 | Kelvin Sherlock | iPhone, iPad, iPod |
Consider:
CAT + OR = DOG
is equivalent to:
100C + 10A + T + 10O + R = 100D + 10O + G
which can be solved as:
392 + 18 = 410.
(These types of problems are also known as verbal arithmetic, alphametics, cryptarithm or word addition.)