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 base ten blocks so it also reviews the hundreds flat, tens rod and ones. See other products for more addition/subtraction 1 and 2 step word problems using different strategies.