We're going to solve 4307 multiplied by 9988
4307 × 9988 = 9988 × (4307)
+ 9988 × 7 that is equal 69916
+ 9988 × 00 that is equal 0
+ 9988 × 300 that results in 2996400
+ 9988 × 4000 what gives us 39952000

= 43018316
