No problem, we've got 7057 and 7900 to multiply
7057 × 7900 = 7900 × (7057)
+ 7900 × 7 that results in 55300
+ 7900 × 50 that equals 395000
+ 7900 × 000 which equals 0
+ 7900 × 7000 giving us 55300000

= 55750300
