Pre-Algebra Examples

$6.7 - 3.9$

Step 1

Set up the subtraction problem in long subtraction format.

Step 2

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 3

Subtract $9$ from $17$ .

Step 4

Subtract $3$ from $5$ .

Step 5

The result of $6.7 - 3.9$ is $2.8$ .

$2.8$