Video: Number Lines | Finding Sums and Differences on a Number LineGrade Levels: 2nd Grade, 3rd GradeRob is back riding his bike as he learns about adding and subtracting on the number line to measure his distance. His friends Lindsey and Suzy then come along to help show Rob how to find sums and differences, and finally describe that the equals spaces on a number line can be called intervals. The group of friends ends their lesson by sitting underneath the lights of the Milky Way and see a magical message appear before their very eyes... watch to find out what it says! Our Number Lines Song for Kids video is aligned with the following Common Core standards:CCSS 2.MD.6Represent whole numbers as lengths from 0 on a number line diagram with equally spaced points corresponding to the numbers 0, 1, 2, ..., and represent whole-number sums and differences within 100 on a number line diagram.

Number Lines Song | Adding and Subtracting on a Number Line