Pre-Algebra Examples

Set up the subtraction problem in long subtraction format.

Borrow $10$ from the digit in the next column to the left. Add the borrowed $10$ to $7$ . Reduce the number that was borrowed from by $1$ .

Step 4

Borrow $10$ from the digit in the next column to the left. Add the borrowed $10$ to $3$ . Reduce the number that was borrowed from by $1$ .

Step 5

Subtract $6$ from $13$ .

Step 6

Borrow $10$ from the digit in the next column to the left. Add the borrowed $10$ to $- 1$ . Reduce the number that was borrowed from by $1$ .

Step 7

Subtract $9$ from $9$ .

Borrow $10$ from the digit in the next column to the left. Add the borrowed $10$ to $- 1$ . Reduce the number that was borrowed from by $1$ .

Step 11

The result of $400.47 - 179.68$ is $220.79$ .

$220.79$