This powerpoint introduces the strategy known as CUBES for students to fully understand what a word problem is asking. It gives examples of how to use CUBES. This powerpoint explains the key words for both addition and subtraction and includes 9 different addition and subtraction word problems within 100. This powerpoint is geared specifically to the strategy of using a number line so it also reviews an open number line. See other products for more addition/subtraction 1 and 2 step word problems using different strategies.