9 - 2 2/5 = 6 3/5.
The two square numbers that, when subtracted, equal 5 are 9 and 4. Specifically, (3^2 = 9) and (2^2 = 4), and when you subtract them, (9 - 4 = 5).
2
9/10 − 2/5 = 1/2
2/9
17
-25
-2
They are 25 minus 16 = 9
2
9 subtracted from 40 = -31
2/9
9/10 − 2/5 = 1/2
-10 - (-9) = -1
2 over 9
17
17.
9 and 1