Subtraction within 10 — Answer Key
Part A: Solve the Subtraction Problems
Subtract the numbers. Write the answer on the line.
4
-2
2
6
-3
3
9
-4
5
7
-5
2
10
-2
8
8
-4
4
5
-1
4
10
-6
4
9
-8
1
8
-1
7
7
-6
1
10
-5
5
Part B: Fill in the Missing Number
Write the missing number to complete each number sentence.
1. 7 - 4 = 3
7 - 4 = 3. The missing subtrahend is 4 because 7 - 4 = 3.
2. 9 - 4 = 5
9 - 4 = 5. The missing minuend is 9 because 5 + 4 = 9.
3. 10 - 8 = 2
10 - 8 = 2. The missing subtrahend is 8 because 10 - 8 = 2.
4. 10 - 6 = 4
10 - 6 = 4. The missing minuend is 10 because 4 + 6 = 10.
5. 6 - 5 = 1
6 - 5 = 1. The missing subtrahend is 5 because 6 - 5 = 1.
6. 9 - 1 = 8
9 - 1 = 8. The missing minuend is 9 because 8 + 1 = 9.