Are you looking for a way to engage your students during your math block? Musical Math will excite your class! Students work to complete the addition and subtraction worksheets. They can check their work using an free online piano. If their answers are correct, the notes will play a familiar song. Answer keys are included. 2 songs come with this packet (Happy Birthday & Twinkle Twinkle Little Star)Problems include both addition and subtraction, with regrouping and without regrouping. Standar