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This Subtraction drill has 40 problems for Grade 1. Athletes theme. Answer key included.
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Max must collect 15 gold medals scattered across the stadium before the closing ceremony starts!
Standard: CCSS.MATH.1.OA.C.6
Preview
Page 1 — Drill
Page 2 — Answer Key
What's Included
About this Grade 1 Subtraction Drill
Subtraction is one of the first ways your child learns that numbers can change and decrease. At age 6 and 7, students are developing foundational number sense and beginning to understand 'taking away' as a real action with real objects. This skill connects directly to everyday moments: sharing snacks with friends, losing a game point, or giving away toys. When children master basic subtraction facts up to 10, they're building mental math flexibility and laying essential groundwork for addition and problem-solving in later grades. Subtraction also strengthens counting skills backward and helps students visualize how numbers relate to each other. These drills help automaticity—the ability to recall simple facts quickly—so your child can focus mental energy on more complex math later.
What your student will practice
- Solve subtraction problems within 10 using objects or drawings
- Recognize subtraction as 'taking away' and 'difference' concepts
- Recall basic subtraction facts with fluency and accuracy
- Model subtraction stories with numbers and explain their thinking
Common mistakes to watch for
The most common error at this age is reversing the numbers—a child might read '8 - 3' but solve '3 - 8' instead. You'll also notice students counting on from the larger number rather than backward from the minuend, or simply guessing without using a strategy. Some first-graders also confuse subtraction with addition, especially when the problem is written horizontally. Watch for hesitation or finger-counting on every single problem; this signals the child hasn't yet internalized the facts and needs more concrete practice with objects before moving to abstract notation.
Use snack time as a subtraction classroom. Give your child a small handful of crackers or berries, then ask: 'You have 7 crackers. You eat 2. How many are left?' Let them physically remove the items and count what remains. Repeat with different numbers within 10, and gradually encourage them to visualize instead of always using real snacks. This mimics real-world thinking that athletes use when tracking scores—they subtract points earned by the other team from their own total—and makes subtraction feel purposeful rather than abstract.