Alright, let's work through 1669 times 798 step by step
1669 × 798 = 798 × (1669)
+ 798 × 9 which equals 7182
+ 798 × 60 that equals 47880
+ 798 × 600 what gives us 478800
+ 798 × 1000 giving us 798000

= 1331862
