3-Digit Subtraction worksheet for practicing subtraction without regrouping.

Problem Description:

The image shows a worksheet titled "3-Digit Subtraction Without Regrouping." The task is to solve each subtraction problem listed in the worksheet. Since the instruction specifies "Without Regrouping," we assume that none of the subtractions require borrowing from the next column.

Solution Approach:

1. Understand the Task: Each problem involves subtracting two 3-digit numbers where no regrouping (borrowing) is required.
2. Perform Subtraction: Subtract the digits in each column (ones, tens, hundreds) directly, ensuring that the top digit is always greater than or equal to the bottom digit in each column.
3. Verify No Regrouping: Confirm that no column requires borrowing before proceeding with the subtraction.

Step-by-Step Solution:

#### First Row:
1. 864 - 323:
- Ones: \(4 - 3 = 1\)
- Tens: \(6 - 2 = 4\)
- Hundreds: \(8 - 3 = 5\)
- Result: 541

2. 653 - 512:
- Ones: \(3 - 2 = 1\)
- Tens: \(5 - 1 = 4\)
- Hundreds: \(6 - 5 = 1\)
- Result: 141

3. 669 - 324:
- Ones: \(9 - 4 = 5\)
- Tens: \(6 - 2 = 4\)
- Hundreds: \(6 - 3 = 3\)
- Result: 345

#### Second Row:
1. 735 - 621:
- Ones: \(5 - 1 = 4\)
- Tens: \(3 - 2 = 1\)
- Hundreds: \(7 - 6 = 1\)
- Result: 114

2. 865 - 324:
- Ones: \(5 - 4 = 1\)
- Tens: \(6 - 2 = 4\)
- Hundreds: \(8 - 3 = 5\)
- Result: 541

3. 539 - 224:
- Ones: \(9 - 4 = 5\)
- Tens: \(3 - 2 = 1\)
- Hundreds: \(5 - 2 = 3\)
- Result: 315

#### Third Row:
1. 485 - 352:
- Ones: \(5 - 2 = 3\)
- Tens: \(8 - 5 = 3\)
- Hundreds: \(4 - 3 = 1\)
- Result: 133

2. 695 - 235:
- Ones: \(5 - 5 = 0\)
- Tens: \(9 - 3 = 6\)
- Hundreds: \(6 - 2 = 4\)
- Result: 460

3. 697 - 246:
- Ones: \(7 - 6 = 1\)
- Tens: \(9 - 4 = 5\)
- Hundreds: \(6 - 2 = 4\)
- Result: 451

4. 352 - 121:
- Ones: \(2 - 1 = 1\)
- Tens: \(5 - 2 = 3\)
- Hundreds: \(3 - 1 = 2\)
- Result: 231

#### Fourth Row:
1. 493 - 262:
- Ones: \(3 - 2 = 1\)
- Tens: \(9 - 6 = 3\)
- Hundreds: \(4 - 2 = 2\)
- Result: 231

2. 696 - 335:
- Ones: \(6 - 5 = 1\)
- Tens: \(9 - 3 = 6\)
- Hundreds: \(6 - 3 = 3\)
- Result: 361

3. 789 - 605:
- Ones: \(9 - 5 = 4\)
- Tens: \(8 - 0 = 8\)
- Hundreds: \(7 - 6 = 1\)
- Result: 184

4. 864 - 123:
- Ones: \(4 - 3 = 1\)
- Tens: \(6 - 2 = 4\)
- Hundreds: \(8 - 1 = 7\)
- Result: 741

#### Fifth Row:
1. 484 - 241:
- Ones: \(4 - 1 = 3\)
- Tens: \(8 - 4 = 4\)
- Hundreds: \(4 - 2 = 2\)
- Result: 243

2. 365 - 143:
- Ones: \(5 - 3 = 2\)
- Tens: \(6 - 4 = 2\)
- Hundreds: \(3 - 1 = 2\)
- Result: 222

3. 848 - 322:
- Ones: \(8 - 2 = 6\)
- Tens: \(4 - 2 = 2\)
- Hundreds: \(8 - 3 = 5\)
- Result: 526

4. 544 - 321:
- Ones: \(4 - 1 = 3\)
- Tens: \(4 - 2 = 2\)
- Hundreds: \(5 - 3 = 2\)
- Result: 223

Final Answer:

\[
\boxed{
\begin{array}{cccc}
541 & 141 & 345 \\
114 & 541 & 315 \\
133 & 460 & 451 & 231 \\
231 & 361 & 184 & 741 \\
243 & 222 & 526 & 223 \\
\end{array}
}
\]