Max Rescues the Lemonade Stand: Subtraction Sprint!

About this Grade 1 Subtraction Drill

Subtraction is one of the first operations your child learns to think with, and it builds crucial reasoning skills that go far beyond math class. At ages 6-7, children are developing the ability to break apart groups and understand "taking away," which mirrors real-world situations they encounter daily—like eating some cookies and counting what's left, or using coins to buy a snack. Mastering subtraction within 10 helps your child develop number sense, mental flexibility, and confidence with math. These skills also strengthen working memory and sequencing—your child must hold a starting number in mind, perform an action, and arrive at a new answer. Early success with subtraction sets a strong foundation for addition and word problems later. When children can subtract fluently, they're actually learning to think backwards through numbers, a skill that supports reading, problem-solving, and logical thinking across all subjects.

What your student will practice

• Subtract fluently within 10 using mental math or counting strategies
• Recognize and solve simple subtraction word problems with objects or pictures
• Understand and apply the relationship between addition and subtraction
• Use subtraction to solve everyday situations like sharing or removing items

Common mistakes to watch for

The most common mistake Grade 1 students make is counting backwards incorrectly when they try to use their fingers or number lines. For example, when solving 8 - 3, a child might count "8, 7, 6" and say the answer is 6, when they should count three steps back to land on 5. Watch for this pattern: your child counts the starting number as the first count instead of counting the steps away from it. Another frequent error is confusing the operation—asking "how many more?" (addition) instead of "how many are left?" (subtraction). If your student seems to guess randomly or consistently lands one number off, these counting errors are likely the culprit.