Problem:
What is
1+3+52+4+6​−2+4+61+3+5​?
Answer Choices:
A. −1
B. 365​
C. 127​
D. 60147​
E. 343​
Solution:
The given expression is equal to
912​−129​=34​−43​=1216−9​=127​​
The problems on this page are the property of the MAA's American Mathematics Competitions