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.
- F
- G
- H
- J
Find the columns or rows with more clues.
(a)
F = 12 - 9 - 1 = 2
(b)
G = 12 - 2 - 7 = 3
(c)
H = 12 - 3 - 8 = 1
(d)
J = 12 - 1 - 1 = 10
Answer(s): (a) 2; (b) 3; (c) 1; (d) 10