13 + 9 = 22
13 - 9 = 4
The two numbers which add to 5 and their difference is 11 are:-3 + (-8) = 5
20
-17
143
There are no two consecutive numbers that add or multiply to 102.
333
21
-1
The numbers are: 76 and 20
The two square numbers which add up to 13 are 9 (which is equal to 3 squared), and 4 (which is equal to 2 squared).
62.5 and 37.5
eight times two equals 16