If you are a 4th-grade teacher looking for math extensions, you will love this! These math extensions are fun yet effective for improving problem-solving, mental math, and critical thinking skills. These end-of-year math puzzles focus on the mental math strategy of using money - dollars as 100s, half-dollars as 50s, quarters as 25s - in mental math computations. See the thumbnails and the preview for full-page samples.⭐ NO TEACHER PREP! These fun math tasks are perfect for differentiated pract