Alright, let's work through 9953 times 6817 step by step
9953 × 6817 = 6817 × (9953)
+ 6817 × 3 what gives us 20451
+ 6817 × 50 what gives us 340850
+ 6817 × 900 which equals 6135300
+ 6817 × 9000 that equals 61353000

= 67849601
