No problem, we've got 7030 and 2543 to multiply
7030 × 2543 = 2543 × (7030)
+ 2543 × 0 that is equal 0
+ 2543 × 30 that equals 76290
+ 2543 × 000 that equals 0
+ 2543 × 7000 which equals 17801000

= 17877290
