Alright, let's work through 9881 times 5679 step by step
9881 × 5679 = 5679 × (9881)
+ 5679 × 1 that is equal 5679
+ 5679 × 80 that results in 454320
+ 5679 × 800 what gives us 4543200
+ 5679 × 9000 that is equal 51111000

= 56114199
