Alright, let's work through 1955 times 6330 step by step
1955 × 6330 = 6330 × (1955)
+ 6330 × 5 resulting in 31650
+ 6330 × 50 that results in 316500
+ 6330 × 900 that equals 5697000
+ 6330 × 1000 producing 6330000

= 12375150
