# Adding negative numbers review

CCSS Math: 7.NS.A.1

Review the basic of adding negative numbers and try some practice problems.

## Adding negative numbers with a number line

### Adding 2 negative numbers

Lets add $-6+(-7)$.

Step 1: Start at the first number, in this case $-6$:

Step 2: Move $7$ more places to the

**left**. We move $7$ to the**left**because**adding negative $7$ decreases**our number by $7$.$-6+(-7)$ takes us to $-13$ on the number line.

### Adding a negative number and a positive number

Lets add $-8+3$.

Step 1: Start at the first number, in this case $-8$:

Step 2: Move $3$ places to the

**right**. We move $3$ to the**right**because**adding positive $3$ increases**our number by $3$.$-8+3$ takes us to $-5$ on the number line.

*Want to learn more about adding negative numbers? Check out this video.*