No problem, we've got 7898 and 890 to multiply
7898 × 890 = 890 × (7898)
+ 890 × 8 that results in 7120
+ 890 × 90 that results in 80100
+ 890 × 800 giving us 712000
+ 890 × 7000 that is equal 6230000

= 7029220
