There are hundreds of solutions !... 1+489, 5+485, 20+470 & 120+370 are just four solutions !
There are an infinite number of solutions the way the question was asked. The numbers need not be whole numbers, they can be negative numbers and so forth.
1233535647798978642546.
70 + 490 = 560
2248.14
It is: 490/17 times 17 = 490
7 times 70= 490
370 + 490 = 850 + 960 = 1810
30.625
390 + 490 = 880
49 x 10 = 490 7 x 70 = 490 98 x 5 = 490 2 x 245 = 490
490
490
0.4765625 GBs
490 + 1 :)