Solve it. 4376 + 3209 - 1784 + 97 = 3125 + ?

Question: Solve it. 4376 + 3209 - 1784 + 97 = 3125 + ?

Solution:
4376 + 3209 - 1784 + 97 = 3125 + x
⇒ 7682 - 1784 = 3125 + x
⇒ x = 7682 - 1784 - 3125
⇒ x = 2773

Hence,
The number is 2773