Common Core Aligned Craft to help practice adding and subtracting on a number line! This is simple and ready to print.This activity can be differentiated easily. It DOES NOT come with problems on it so that you can write exactly what you need and are working on in the classroom. Ways to use this product:-Adding and subtracting from 100 or 1,000 on a number line-Skip counting (1's, 2's, 5's, 10's, 100's)Printing instructions:Pick the colors you would like the rainbow to be and then print about 3