In Boom™ Cards Spring 3 Digit Subtraction to 1000 Mystery Puzzle Grades 3rd-5th, learners solve problems to reveal the hidden picture piece by piece. ❤️Students stay focused on the task at hand and to persevere to the finish! ✋ This math lesson is a perfect way to enhance subtracting three-digit number to 1000 skills. ❤️ Do you use math Boom ™ Cards in your classroom often?Then this math product is for YOU! Of course, you must have these lessons when introducing or reviewing subtracting mult