Subtraction online exercise for Grade 2 and 3 - Free Printable

The task involves solving a series of subtraction problems. Below, I will solve each problem step by step and provide the final answers.

Problem 1: \( 126 - 31 \)

- Subtract the ones place: \( 6 - 1 = 5 \)
- Subtract the tens place: \( 2 - 3 \) (borrow 1 from the hundreds place)
- After borrowing, \( 12 - 3 = 9 \)
- Subtract the hundreds place: \( 0 - 0 = 0 \) (after borrowing)

Answer: \( 95 \)

Problem 2: \( 357 - 46 \)

- Subtract the ones place: \( 7 - 6 = 1 \)
- Subtract the tens place: \( 5 - 4 = 1 \)
- Subtract the hundreds place: \( 3 - 0 = 3 \)

Answer: \( 311 \)

Problem 3: \( 248 - 69 \)

- Subtract the ones place: \( 8 - 9 \) (borrow 1 from the tens place)
- After borrowing, \( 18 - 9 = 9 \)
- Subtract the tens place: \( 3 - 6 \) (borrow 1 from the hundreds place)
- After borrowing, \( 13 - 6 = 7 \)
- Subtract the hundreds place: \( 1 - 0 = 1 \) (after borrowing)

Answer: \( 179 \)

Problem 4: \( 446 - 48 \)

- Subtract the ones place: \( 6 - 8 \) (borrow 1 from the tens place)
- After borrowing, \( 16 - 8 = 8 \)
- Subtract the tens place: \( 3 - 4 \) (borrow 1 from the hundreds place)
- After borrowing, \( 13 - 4 = 9 \)
- Subtract the hundreds place: \( 3 - 0 = 3 \) (after borrowing)

Answer: \( 398 \)

Problem 5: \( 242 - 45 \)

- Subtract the ones place: \( 2 - 5 \) (borrow 1 from the tens place)
- After borrowing, \( 12 - 5 = 7 \)
- Subtract the tens place: \( 3 - 4 \) (borrow 1 from the hundreds place)
- After borrowing, \( 13 - 4 = 9 \)
- Subtract the hundreds place: \( 1 - 0 = 1 \) (after borrowing)

Answer: \( 197 \)

Problem 6: \( 548 - 73 \)

- Subtract the ones place: \( 8 - 3 = 5 \)
- Subtract the tens place: \( 4 - 7 \) (borrow 1 from the hundreds place)
- After borrowing, \( 14 - 7 = 7 \)
- Subtract the hundreds place: \( 4 - 0 = 4 \) (after borrowing)

Answer: \( 475 \)

Problem 7: \( 671 - 86 \)

- Subtract the ones place: \( 1 - 6 \) (borrow 1 from the tens place)
- After borrowing, \( 11 - 6 = 5 \)
- Subtract the tens place: \( 6 - 8 \) (borrow 1 from the hundreds place)
- After borrowing, \( 16 - 8 = 8 \)
- Subtract the hundreds place: \( 5 - 0 = 5 \) (after borrowing)

Answer: \( 585 \)

Problem 8: \( 304 - 47 \)

- Subtract the ones place: \( 4 - 7 \) (borrow 1 from the tens place)
- After borrowing, \( 14 - 7 = 7 \)
- Subtract the tens place: \( 9 - 4 \) (after borrowing) = 5
- Subtract the hundreds place: \( 2 - 0 = 2 \) (after borrowing)

Answer: \( 257 \)

Problem 9: \( 650 - 301 \)

- Subtract the ones place: \( 0 - 1 \) (borrow 1 from the tens place)
- After borrowing, \( 10 - 1 = 9 \)
- Subtract the tens place: \( 4 - 0 = 4 \) (after borrowing)
- Subtract the hundreds place: \( 6 - 3 = 3 \)

Answer: \( 349 \)

Problem 10: \( 355 - 175 \)

- Subtract the ones place: \( 5 - 5 = 0 \)
- Subtract the tens place: \( 5 - 7 \) (borrow 1 from the hundreds place)
- After borrowing, \( 15 - 7 = 8 \)
- Subtract the hundreds place: \( 2 - 1 = 1 \) (after borrowing)

Answer: \( 180 \)

Problem 11: \( 404 - 138 \)

- Subtract the ones place: \( 4 - 8 \) (borrow 1 from the tens place)
- After borrowing, \( 14 - 8 = 6 \)
- Subtract the tens place: \( 9 - 3 \) (after borrowing) = 6
- Subtract the hundreds place: \( 3 - 1 = 2 \) (after borrowing)

Answer: \( 266 \)

Problem 12: \( 372 - 107 \)

- Subtract the ones place: \( 2 - 7 \) (borrow 1 from the tens place)
- After borrowing, \( 12 - 7 = 5 \)
- Subtract the tens place: \( 6 - 0 = 6 \) (after borrowing)
- Subtract the hundreds place: \( 3 - 1 = 2 \)

Answer: \( 265 \)

Problem 13: \( 544 - 239 \)

- Subtract the ones place: \( 4 - 9 \) (borrow 1 from the tens place)
- After borrowing, \( 14 - 9 = 5 \)
- Subtract the tens place: \( 3 - 3 = 0 \) (after borrowing)
- Subtract the hundreds place: \( 5 - 2 = 3 \)

Answer: \( 305 \)

Problem 14: \( 743 - 554 \)

- Subtract the ones place: \( 3 - 4 \) (borrow 1 from the tens place)
- After borrowing, \( 13 - 4 = 9 \)
- Subtract the tens place: \( 3 - 5 \) (borrow 1 from the hundreds place)
- After borrowing, \( 13 - 5 = 8 \)
- Subtract the hundreds place: \( 6 - 5 = 1 \) (after borrowing)

Answer: \( 189 \)

Problem 15: \( 416 - 118 \)

- Subtract the ones place: \( 6 - 8 \) (borrow 1 from the tens place)
- After borrowing, \( 16 - 8 = 8 \)
- Subtract the tens place: \( 0 - 1 \) (borrow 1 from the hundreds place)
- After borrowing, \( 10 - 1 = 9 \)
- Subtract the hundreds place: \( 3 - 1 = 2 \) (after borrowing)

Answer: \( 298 \)

Problem 16: \( 646 - 350 \)

- Subtract the ones place: \( 6 - 0 = 6 \)
- Subtract the tens place: \( 4 - 5 \) (borrow 1 from the hundreds place)
- After borrowing, \( 14 - 5 = 9 \)
- Subtract the hundreds place: \( 5 - 3 = 2 \) (after borrowing)

Answer: \( 296 \)

Final Answers:

\[
\boxed{
\begin{array}{cccc}
95 & 311 & 179 & 398 \\
197 & 475 & 585 & 257 \\
349 & 180 & 266 & 265 \\
305 & 189 & 298 & 296 \\
\end{array}
}
\]