25 + 810 = 835.
You seem to be unaware of the fact that you could have obtained the answer much more easily and quickly by using the calculator that comes as part of your computer.
-25 + 43 = 18
The only way to simplify an addition problem is to solve it. 25+345=370
510 + 810 = 1320
810 + 354 = 1164
810 + 103 = 913
Add like terms together: 21x-21
That depends on the plus or minus value of 25 but --21 is the same as +21
That depends on the plus or minus value of 25 but --21 is the same as +21
no
That depends on the plus or minus value of 25 but --21 is the same as +21
4a+5=25 4a=25-5 4a=20 a=20/4 a=5
9, yes. 25, no.