Alright, let's work through 1238 times 839 step by step
1238 × 839 = 839 × (1238)
+ 839 × 8 producing 6712
+ 839 × 30 that equals 25170
+ 839 × 200 that is equal 167800
+ 839 × 1000 that equals 839000

= 1038682
