### Common Core State Standard

### 7.NS.A.1.b

Understand *p* + *q* as the number located a distance |*q*| from *p*, in the positive or negative direction depending on whether *q* is positive or negative. Show that a number and its opposite have a sum of 0 (are additive inverses). Interpret sums of rational numbers by describing real-world contexts.

*CCSS: 7.NS.A.1.b*

Take an alien flying saucer for a spin and collect numbered fuel pods that answer the integer addition problems. Collecting fuel pods keep your saucer flying. Try flying as long as you can.

*CCSS: 7.NS.A.1.b, 7.NS.A.1.c, 7.NS.A.2.a, 7.NS.A.2.b*

Race your motorcycle to the finish line. Race against some tough competitors and try and beat them all by answering problems with positive and negative numbers.

*CCSS: 7.NS.A.1.b, 7.NS.A.1.c*

The integer version of our popular MathNook boxing game. Use your positive and negative integer skills to beat your opponent and go on to the next opponent who is a little tougher. Beat all opponents to become the integer boxing champ.

*CCSS: 7.NS.A.1.b, 7.NS.A.1.c, 7.NS.A.2.a, 7.NS.A.2.b*

Pick up numbers, both positive and negative, and drop them in the problem parking spots to build a valid equation equal to the target number of each level. Choose to play the addition/subtraction version or the multiplication/division version.