There are 436 pictures of Fangfang and Yuanyuan. After Fangfang gave Yuanyuan 57 pictures, the number of them was the same. How many photos do they have?
The number of circular pictures is:
(436-57×2)÷2
=(436- 1 14)÷2
= 16 1 (Zhang)
The number of Fangfang pictures is:
436- 16 1=275 (Zhang)
A: Yuanyuan has 16 1 picture, and Fangfang has 275 pictures.