Solution - Long multiplication

Start by multiplying the ones digit (6) of the multiplier 6 by each digit of the multiplicand 812, from right to left.

Multiply the ones digit (6) of the multiplicator by the number in the ones place value:
6×2=12

Write 2 in the ones place.

Because the result is greater than 9, carry the 1 to the tens place.

Multiply the ones digit (6) of the multiplicator by the number in the tens place value and add the carried number (1):
6×1+1=7

Write 7 in the tens place.

Multiply the ones digit (6) of the multiplicator by the number in the hundreds place value:
6×8=48

Write 8 in the hundreds place.

Because the result is greater than 9, carry the 4 to the thousands place.

The solution is: 4,872