We're going to solve 9921 multiplied by 7481
9921 × 7481 = 7481 × (9921)
+ 7481 × 1 giving us 7481
+ 7481 × 20 what gives us 149620
+ 7481 × 900 yielding 6732900
+ 7481 × 9000 giving us 67329000

= 74219001
