No problem, we've got 7916 and 8840 to multiply
7916 × 8840 = 8840 × (7916)
+ 8840 × 6 that equals 53040
+ 8840 × 10 yielding 88400
+ 8840 × 900 what gives us 7956000
+ 8840 × 7000 that equals 61880000

= 69977440
