No problem, we've got 7157 and 1543 to multiply
7157 × 1543 = 1543 × (7157)
+ 1543 × 7 which equals 10801
+ 1543 × 50 which equals 77150
+ 1543 × 100 that is equal 154300
+ 1543 × 7000 which equals 10801000

= 11043251
