We're going to solve 1820 multiplied by 7970
1820 × 7970 = 7970 × (1820)
+ 7970 × 0 which equals 0
+ 7970 × 20 what gives us 159400
+ 7970 × 800 producing 6376000
+ 7970 × 1000 that results in 7970000

= 14505400
