Evaluate 49*4

Multiply ${\displaystyle 4}$ by ${\displaystyle 9}$. Place the ones digit ${\displaystyle \left(6\right)}$ in the result line and carry the tens digit ${\displaystyle \left(3\right)}$. There is one result line for each digit in ${\displaystyle 4}$.

Multiply ${\displaystyle 4}$ by ${\displaystyle 4}$ and add the carried ${\displaystyle 3}$. Place the ones digit ${\displaystyle \left(9\right)}$ in the result line and carry the tens digit ${\displaystyle \left(1\right)}$. There is one result line for each digit in the ${\displaystyle 4}$.

Add the numbers in each column. In this case, add ${\displaystyle 6}$, then place the ${\displaystyle 6}$ in the result line.

Add the numbers in each column. In this case, add ${\displaystyle 9}$, then place the ${\displaystyle 9}$ in the result line.

Add the numbers in each column. In this case, add ${\displaystyle 1}$, then place the ${\displaystyle 1}$ in the result line.