Mystery Number Math Warm-Ups for Grades 4-6 | Place Value & Problem-SolvingBoost number sense, logical reasoning, and critical thinking with these 20 engaging mystery number riddles for one month of warm-ups! Perfect for grades 4-6, these math warm-ups challenge students to apply place value, addition, subtraction, and problem-solving skills to find the correct number. ✅ What’s Included? ✔️ 20 mystery number riddles for grades 4-6 ✔️ English & Spanish versions for ELL support ✔️ A mix