No problem, we've got 1204 and 1309 to multiply
1204 × 1309 = 1309 × (1204)
+ 1309 × 4 that is equal 5236
+ 1309 × 00 what gives us 0
+ 1309 × 200 giving us 261800
+ 1309 × 1000 what gives us 1309000

= 1576036
