Custom Search

Common Core State Standard


Understand subtraction of rational numbers as adding the additive inverse, pq = p + (-q). Show that the distance between two rational numbers on the number line is the absolute value of their difference, and apply this principle in real-world contexts

CCSS: 7.NS.A.1.c
Take an alien flying saucer for a spin and collect numbered fuel pods that answer the integer subtraction 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.