Get your students practicing substitution in a fun and engaging way! I created "spicy math" to provide differentiation in a fun way. Have students complete all 3 levels for scaffolded practice or put ownership on your students and have them start at level mild or medium and work up another level from there! Put on fun music and get your students practicing!!
Use this lesson to review properties of positive and negatives with your students: https://www.teacherspayteachers.com/Product/Positive-and-negatives-notes-all-operations-review-2403518