Your students will have a lot of fun decoding secret messages that help them get better at adding and subtracting numbers. They'll practice with 2, 3, and 4-digit numbers, whether they need to carry numbers over or not. Plus, this will also increase their general knowledge.These fun activities are great for getting ready for school, the first week of lessons, practicing in the morning, reviewing math, warming up, doing homework, working on projects, and more1080 Questions (540 Addition, 540 Subt