Alright, let's work through 7773 times 9963 step by step
7773 × 9963 = 9963 × (7773)
+ 9963 × 3 which equals 29889
+ 9963 × 70 producing 697410
+ 9963 × 700 that equals 6974100
+ 9963 × 7000 giving us 69741000

= 77442399
