Alright, let's work through 2403 times 4435 step by step
2403 × 4435 = 4435 × (2403)
+ 4435 × 3 which equals 13305
+ 4435 × 00 what gives us 0
+ 4435 × 400 yielding 1774000
+ 4435 × 2000 what gives us 8870000

= 10657305
