Evaluate 7*49

Multiply ${\displaystyle 9}$ by ${\displaystyle 7}$. Place the ones digit ${\displaystyle \left(3\right)}$ in the result line and carry the tens digit ${\displaystyle \left(6\right)}$. There is one result line for each digit in ${\displaystyle 49}$.

Multiply ${\displaystyle 4}$ by ${\displaystyle 7}$. Place the ones digit ${\displaystyle \left(8\right)}$ in the result line and carry the tens digit ${\displaystyle \left(2\right)}$. There is one result line for each digit in ${\displaystyle 49}$.

Add the numbers in each column. In this case, add ${\displaystyle 3+0}$, then place the ${\displaystyle 3}$ in the result line.

Add the numbers in each column. In this case, add ${\displaystyle 6+8}$, then place the ${\displaystyle 4}$ in the result line and carry the ${\displaystyle 1}$.

Add the numbers in each column. In this case, add ${\displaystyle 0+2+1}$, then place the ${\displaystyle 3}$ in the result line.