No problem, we've got 8458 and 9442 to multiply
8458 × 9442 = 9442 × (8458)
+ 9442 × 8 that equals 75536
+ 9442 × 50 giving us 472100
+ 9442 × 400 that equals 3776800
+ 9442 × 8000 which equals 75536000

= 79860436
