Math Problem Solver

$$33847686768765896857 - 74627387659=33847686694138509198$$

$$\begin{aligned} \mathtt{3}\mathtt{3}\mathtt{8}\mathtt{4}\mathtt{7}\mathtt{6}\mathtt{8}\mathtt{6}\overset{\mathtt{{\scriptscriptstyle 6}}}{\cancel{\mathtt{7}}}\overset{\mathtt{{\scriptscriptstyle 16}}}{\cancel{\mathtt{6}}}\mathtt{8}\mathtt{7}\overset{\mathtt{{\scriptscriptstyle 5}}}{\cancel{\mathtt{6}}}\overset{\mathtt{{\scriptscriptstyle 15}}}{\cancel{\mathtt{5}}}\mathtt{8}\overset{\mathtt{{\scriptscriptstyle 8}}}{\cancel{\mathtt{9}}}\overset{\mathtt{{\scriptscriptstyle 16}}}{\cancel{\mathtt{6}}}\overset{\mathtt{{\scriptscriptstyle 7}}}{\cancel{\mathtt{8}}}\overset{\mathtt{{\scriptscriptstyle 14}}}{\cancel{\mathtt{5}}}\overset{\mathtt{{\scriptscriptstyle 17}}}{\cancel{\mathtt{7}}}\\ \mathtt{-\phantom{0}}\phantom{0}\phantom{0}\phantom{0}\phantom{0}\phantom{0}\phantom{0}\phantom{0}\phantom{0}\phantom{0}\mathtt{7}\mathtt{4}\mathtt{6}\mathtt{2}\mathtt{7}\mathtt{3}\mathtt{8}\mathtt{7}\mathtt{6}\mathtt{5}\mathtt{9}\\ \hline \mathtt{3}\mathtt{3}\mathtt{8}\mathtt{4}\mathtt{7}\mathtt{6}\mathtt{8}\mathtt{6}\mathtt{6}\mathtt{9}\mathtt{4}\mathtt{1}\mathtt{3}\mathtt{8}\mathtt{5}\mathtt{0}\mathtt{9}\mathtt{1}\mathtt{9}\mathtt{8} \end{aligned}$$

Borrow $10^{1}$, resulting in $4$ in the $10^{1}$ place, and $17$ in the $10^{0}$ place.

$8$ is the digit in the $10^{0}$ place. $17 \times 10^{0} - 9 \times 10^{0} = 8 \times 10^{0}$.

Borrow $10^{2}$, resulting in $7$ in the $10^{2}$ place, and $14$ in the $10^{1}$ place.

$9$ is the digit in the $10^{1}$ place. $14 \times 10^{1} - 5 \times 10^{1} = 9 \times 10^{1}$.

$1$ is the digit in the $10^{2}$ place. $7 \times 10^{2} - 6 \times 10^{2} = 1 \times 10^{2}$.

Borrow $10^{4}$, resulting in $8$ in the $10^{4}$ place, and $16$ in the $10^{3}$ place.

$9$ is the digit in the $10^{3}$ place. $16 \times 10^{3} - 7 \times 10^{3} = 9 \times 10^{3}$.

$0$ is the digit in the $10^{4}$ place. $8 \times 10^{4} - 8 \times 10^{4} = 0 \times 10^{4}$.

$5$ is the digit in the $10^{5}$ place. $8 \times 10^{5} - 3 \times 10^{5} = 5 \times 10^{5}$.

Borrow $10^{7}$, resulting in $5$ in the $10^{7}$ place, and $15$ in the $10^{6}$ place.

$8$ is the digit in the $10^{6}$ place. $15 \times 10^{6} - 7 \times 10^{6} = 8 \times 10^{6}$.

$3$ is the digit in the $10^{7}$ place. $5 \times 10^{7} - 2 \times 10^{7} = 3 \times 10^{7}$.

$1$ is the digit in the $10^{8}$ place. $7 \times 10^{8} - 6 \times 10^{8} = 1 \times 10^{8}$.

$4$ is the digit in the $10^{9}$ place. $8 \times 10^{9} - 4 \times 10^{9} = 4 \times 10^{9}$.

Borrow $10^{11}$, resulting in $6$ in the $10^{11}$ place, and $16$ in the $10^{10}$ place.

$9$ is the digit in the $10^{10}$ place. $16 \times 10^{10} - 7 \times 10^{10} = 9 \times 10^{10}$.

$6$ is the digit in the $10^{11}$ place. $6 \times 10^{11} - 0 \times 10^{11} = 6 \times 10^{11}$.

$6$ is the digit in the $10^{12}$ place. $6 \times 10^{12} - 0 \times 10^{12} = 6 \times 10^{12}$.

$8$ is the digit in the $10^{13}$ place. $8 \times 10^{13} - 0 \times 10^{13} = 8 \times 10^{13}$.

$6$ is the digit in the $10^{14}$ place. $6 \times 10^{14} - 0 \times 10^{14} = 6 \times 10^{14}$.

$7$ is the digit in the $10^{15}$ place. $7 \times 10^{15} - 0 \times 10^{15} = 7 \times 10^{15}$.

$4$ is the digit in the $10^{16}$ place. $4 \times 10^{16} - 0 \times 10^{16} = 4 \times 10^{16}$.

$8$ is the digit in the $10^{17}$ place. $8 \times 10^{17} - 0 \times 10^{17} = 8 \times 10^{17}$.

$3$ is the digit in the $10^{18}$ place. $3 \times 10^{18} - 0 \times 10^{18} = 3 \times 10^{18}$.

$3$ is the digit in the $10^{19}$ place. $3 \times 10^{19} - 0 \times 10^{19} = 3 \times 10^{19}$.