Give your students plenty of practice with this comprehensive Addition & Subtraction Within 40 worksheet set! This resource includes 200 multiple-choice math problems designed to strengthen computational fluency, mental math skills, and number sense. Perfect for Grade 1–2, intervention groups, homework, assessment, or math centers. This pack is neatly organized, easy to print, and comes with a full answer key for quick checking. What’s Included ✔️ 200 addition & subtraction problems within 4