Find the missing numbers.
The sum of the 3 numbers across the square is 10. The sum of the 3 numbers down the square is also 10.
- T
- U
- V
- W
Find the columns or rows with more clues.
(a)
T = 10 - 9 - 2 = -1
(b)
U = 10 - -1 - 7 = 4
(c)
V = 10 - 4 - 8 = -2
(d)
W = 10 - -2 - 2 = 10
Answer(s): (a) -1; (b) 4; (c) -2; (d) 10