No problem, we've got 9140 and 9931 to multiply
9140 × 9931 = 9931 × (9140)
+ 9931 × 0 that is equal 0
+ 9931 × 40 that equals 397240
+ 9931 × 100 that is equal 993100
+ 9931 × 9000 that is equal 89379000

= 90769340
