No problem, we've got 7090 and 2138 to multiply
7090 × 2138 = 2138 × (7090)
+ 2138 × 0 giving us 0
+ 2138 × 90 that equals 192420
+ 2138 × 000 which equals 0
+ 2138 × 7000 that results in 14966000

= 15158420
