Alright, let's work through 6879 times 977 step by step
6879 × 977 = 977 × (6879)
+ 977 × 9 that equals 8793
+ 977 × 70 that results in 68390
+ 977 × 800 producing 781600
+ 977 × 6000 resulting in 5862000

= 6720783
