Alright, let's work through 2520 times 7345 step by step
2520 × 7345 = 7345 × (2520)
+ 7345 × 0 what gives us 0
+ 7345 × 20 which equals 146900
+ 7345 × 500 giving us 3672500
+ 7345 × 2000 which equals 14690000

= 18509400
