Find the missing numbers.
The sum of the 3 numbers across the square is 12. The sum of the 3 numbers down the square is also 12.
- L
- M
- N
- P
Find the columns or rows with more clues.
(a)
L = 12 - 6 - 1 = 5
(b)
M = 12 - 5 - 4 = 3
(c)
N = 12 - 3 - 5 = 4
(d)
P = 12 - 4 - 1 = 7
Answer(s): (a) 5; (b) 3; (c) 4; (d) 7