814-(714-239) +(887-449)

Compute step by step:

• 714 − 239 = 475
• 887 − 449 = 438
• So: 814 − 475 + 438

Or distribute the negative and positive signs: 814 − (714 − 239) + (887 − 449) = 814 − 714 + 239 + 887 − 449 = 777

Answer: 777