No problem, we've got 7210 and 6820 to multiply
7210 × 6820 = 6820 × (7210)
+ 6820 × 0 that equals 0
+ 6820 × 10 that equals 68200
+ 6820 × 200 that is equal 1364000
+ 6820 × 7000 that is equal 47740000

= 49172200
