7 5 7 + 7 5 7 + 4 5 ;;;;;;;;;;;;;;;;;;;;;; 1 5 5 9 ;;;;;;;;;;;;;;;;;;;;;;
Replace the letters with numbers, so that the sum is correct.
Solve the equation by replacing the alphabet with numbers.
MOM + MOM + NO = BOOK=
Complete the square with the numbers 1 to 5 so that no row, column or diagonal line of any length contains the same number more than once. What number must replace the question mark?
Can you replace the question mark with the correct number, given the pair of numbers exhibits similar relationship?
? : 3839 :: 11 : 1209
The following addition example uses letters instead of numbers. Each letter must be replaced with a number-the same number each time the letter appears. The puzzle will then be correct mathematically. OH OH OH OH
NO