Square numbers.
36 and 64
An example of two numbers which add together to make 100 are 47 and 53.
36 + 64 = 100 (6x6) + (8x8)
Thre are infinitely many solutions. The smalest set with two different triangular number adding to another is 6 + 15 = 21
Square numbers.
The square of the second number.
28 and 10 are both triangular numbers and add up to 38
36 and 64
An example of two numbers which add together to make 100 are 47 and 53.
62.5 and 37.5
121
50
-115
6 and 10 are triangular numbers that make 16.
the answer is of course 12
36 + 64 = 100 (6x6) + (8x8)