No problem, we've got 7870 and 1412 to multiply
7870 × 1412 = 1412 × (7870)
+ 1412 × 0 which equals 0
+ 1412 × 70 that is equal 98840
+ 1412 × 800 which equals 1129600
+ 1412 × 7000 what gives us 9884000

= 11112440
