This engaging resource, "Adding a Two-digit to a One-digit Number Using a Hundred Chart and Counting On," is designed to make mastering this essential 1st-grade math skill a breeze. It offers a visually rich and interactive way to boost student confidence and understanding, saving you valuable planning time! What's Included: Visually appealing and highly engaging PowerPoint presentation with 57 teaching slides, and a total of 100 slides altogether.Vocabulary words printable in color and black &