No problem, we've got 7987 and 2517 to multiply
7987 × 2517 = 2517 × (7987)
+ 2517 × 7 which equals 17619
+ 2517 × 80 that is equal 201360
+ 2517 × 900 what gives us 2265300
+ 2517 × 7000 that equals 17619000

= 20103279
