-40
270
3
change the sign and do the opposite operation.
They both add up to 928
198, 199 and 200 if you add them.
The numbers are 195, 196, 197 and 198.
5 and 4
-40
270
198
3
2009 + 198 = 2207
Yes opposite numbers add up to 7
Compatible numbers means to round like an example 402+198 now what we have to do is take the 198 and make it 200 and we have to take 402 and make 400 you see how I add 2 numbers in one and subtract 2 from the other.
change the sign and do the opposite operation.
On a six-sided cube die, the opposite side is the 2. (the opposite sides add to 7)