which is another way to check the sun of 52 + 23 + 10 + 78?
A78 + 10 + 23 + 52
b)78 - 52 - 10 - 23
C163- 52 + 23 + 10 + 78
C78- 52+ 10 + 23
A78 + 10 + 23 + 52
C163- 52 + 23 + 10 + 78
C78- 52+ 10 + 23