Alright, let's work through 7220 times 2537 step by step
7220 × 2537 = 2537 × (7220)
+ 2537 × 0 that equals 0
+ 2537 × 20 what gives us 50740
+ 2537 × 200 what gives us 507400
+ 2537 × 7000 producing 17759000

= 18317140
