Max Rescues Dinosaurs: Time Portal Addition Race

About this Grade 1 Addition Within 10 Drill

Addition within 10 is the foundation of all future math learning for first graders. At ages 6 and 7, children are developing the mental flexibility to hold numbers in their heads and combine them—a skill that goes far beyond flashcards. When your child masters adding numbers that total 10 or less, they're building number sense, which means they understand how quantities relate to each other rather than just memorizing facts. This competency shows up everywhere in daily life: sharing snacks with a sibling, counting game points, or figuring out how many toys fit in a box. By drilling these combinations now, you're wiring their brain for automatic recall, which frees up mental energy for more complex problem-solving later. Children who solidify addition-within-10 typically feel more confident in math overall and are less likely to develop math anxiety.

What your student will practice

• Fluently add two single-digit numbers with sums to 10
• Recognize and use addition strategies like counting on and ten-frames
• Write addition equations and connect symbols to physical objects
• Solve simple word problems using addition within 10

Common mistakes to watch for

The most common error is counting from 1 every time instead of counting on from the larger number. For example, a child who sees 7 + 2 might count "1, 2, 3, 4, 5, 6, 7, 8, 9" instead of starting at 7 and counting "8, 9." Watch for this pattern when observing your child solve problems. Another frequent mistake is losing track of how many they've counted or mixing up which number represents the total versus the addends. You'll spot this when they recount over and over or seem confused about what the answer actually is.