Go through the Math in Focus Grade 3 Workbook Answer Key Chapter 4 Practice 3 Subtraction with Regrouping in Ones, Tens, Hundreds, and Thousands to finish your assignments.

## Math in Focus Grade 3 Chapter 4 Practice 3 Answer Key Subtraction with Regrouping in Ones, Tens, Hundreds, and Thousands

**Subtract. Fill in the blanks.**

Question 1.

Example

Subtract the ones.

9 ones cannot be subtracted from 0 ones.

So, regroup the tens and ones.

7 tens 0 ones

= __ tens ___ ones

Subtract the tens.

7 tens cannot be subtracted from 6 tens.

So, regroup the hundreds and tens.

2 hundreds 6 tens

= __ hundred ___ tens

Subtract the hundreds.

3 hundreds cannot be subtracted from

___ hundred.

So, regroup the thousands and hundreds.

8 thousands 1 hundred

= ___ thousands ___ hundreds

Subtract the thousands.

Answer:

8270 – 1379 = 6891.

Explanation:

Subtract the ones.

9 ones cannot be subtracted from 0 ones.

So, regroup the tens and ones.

7 tens 0 ones

= 6 tens 10 ones.

Subtract the tens.

7 tens cannot be subtracted from 6 tens.

So, regroup the hundreds and tens.

2 hundreds 6 tens

= 1 hundred 16 tens.

Subtract the hundreds.

3 hundreds cannot be subtracted from 2 hundred.

So, regroup the thousands and hundreds.

8 thousands 1 hundred

= 7 thousands 11 hundreds

Subtract the thousands.

**Subtract. Fill in the blanks.**

Question 2.

Subtract the ones.

9 ones cannot be subtracted from 7 ones.

So, regroup the tens and ones.

5 tens 7 ones

= ___________ tens ___________ ones

Subtract the tens.

8 tens cannot be subtracted from ___________ tens.

So, regroup the hundreds and tens.

3 hundreds 4 tens

= __________ hundreds __________ tens

Subtract the hundreds.

7 hundreds cannot be subtracted from

___________ hundreds.

So, regroup the thousands and hundreds.

4 thousands 2 hundreds.

= ____ thousands __ hundreds

Subtract the thousands.

Answer:

4357 – 1789 = 2568.

Explanation:

Subtract the ones.

9 ones cannot be subtracted from 7 ones.

So, regroup the tens and ones.

5 tens 7 ones

= 4 tens 17 ones.

Subtract the tens.

8 tens cannot be subtracted from 4 tens.

So, regroup the hundreds and tens.

3 hundreds 4 tens

= 2 hundreds 14 tens.

Subtract the hundreds.

7 hundreds cannot be subtracted from

2 hundreds.

So, regroup the thousands and hundreds.

4 thousands 2 hundreds.

= 3 thousands 12 hundreds.

**Subtract. Regroup when needed.**

Question 3.

Answer:

Explanation:

Step:1

Subtract the ones.

3 ones cannot be subtracted from 4 ones.

So, regroup the tens and ones.

9 tens 3 ones

= 8 tens 13 ones.

Step:2:

Subtract the tens.

Step:3

Subtract the hundreds.

Question 4.

Answer:

Explanation:

Step:1

Subtract the ones.

7 ones cannot be subtracted from 6 ones.

So, regroup the tens and ones.

5 tens 6 ones

= 4 tens 16 ones.

Step:2:

Subtract the tens.

4 tens cannot be subtracted from 8 tens.

So, regroup the hundreds and tens.

5 hundreds 4 tens

= 4 hundreds 14 tens.

Step:3

Subtract the hundreds.

Question 5.

Answer:

Explanation:

Step:1

Subtract the ones.

8 ones cannot be subtracted from 6 ones.

So, regroup the tens and ones.

3 tens 6 ones

= 2 tens 16 ones.

Step:2:

Subtract the tens.

8 tens cannot be subtracted from 2 tens.

So, regroup the hundreds and tens.

4 hundreds 2 tens

= 3 hundreds 12 tens.

Step:3

Subtract the hundreds.

Question 6.

Answer:

Explanation:

Step:1

Subtract the ones.

7 ones cannot be subtracted from 1 ones.

So, regroup the tens and ones.

1 tens 1 ones

= 10 tens 11 ones.

Step:2:

Subtract the tens.

9 tens cannot be subtracted from 0 tens.

So, regroup the hundreds and tens.

1 hundreds 0 tens

= 0 hundreds 10 tens.

Step:3

Subtract the hundreds.

1 hundreds cannot be subtracted from

0 hundreds.

So, regroup the thousands and hundreds.

2 thousands 0 hundreds.

= 1 thousands 10 hundreds.

Step:4

Subtract the thousands.

Question 7.

Answer:

Explanation:

Step:1

Subtract the ones.

3 ones cannot be subtracted from 1 ones.

So, regroup the tens and ones.

9 tens 1 ones

= 8 tens 11 ones.

Step:2:

Subtract the tens.

Step:3

Subtract the hundreds.

5 hundreds cannot be subtracted from 1 hundreds.

So, regroup the thousands and hundreds.

9 thousands 1 hundreds.

= 8 thousands 11 hundreds.

Step:4

Subtract the thousands.

Question 8.

Answer:

Explanation:

Step:1

Subtract the ones.

9 ones cannot be subtracted from 4 ones.

So, regroup the tens and ones.

0 tens 4 ones

= tens 14 ones.

Step:2:

Subtract the tens.

2 tens cannot be subtracted from 0 tens.

So, regroup the hundreds and tens.

7 hundreds 0 tens

= 6 hundreds 9 tens.

Step:3

Subtract the hundreds.

Question 9.

Color the answers from above to find the path to the present.

Answer:

Explanation:

8270 – 1379 = 6891.

4357 – 1789 = 2568.

**Subtract. Regroup when needed.
**Example

3,852 – 1,621 =

__2,231__

Question 10.

7,162 – 5,002 = ___

Answer:

7,162 – 5,002 = 2160.

Explanation:

7,162 – 5,002 = 2160.

Question 11.

7,156 – 43 = ___

Answer:

7,156 – 43 = 7113.

Explanation:

7,156 – 43 = 7113.

Question 12.

3,696 – 2,475 = ___

Answer:

3,696 – 2,475 = 1221.

Explanation:

3,696 – 2,475 = 1221.

Question 13.

7,342 – 2,502 = ___

Answer:

7,342 – 2,502 = 4840.

Explanation:

7,342 – 2,502 = 4840.

Question 14.

8,513 – 566 = ___

Answer:

8,513 – 566 = 7947.

Explanation:

8,513 – 566 = 7947.

Question 15.

6,707 – 1,125 = ___

Answer:

6,707 – 1,125 = 5582.

Explanation:

6,707 – 1,125 = 5582.

Question 16.

2,152 – 1,648 = ___

Answer:

2,152 – 1,648 = 504.

Explanation:

2,152 – 1,648 = 504.

Question 17.

5,261 – 85 = ___

Answer:

5,261 – 85 = 5176.

Explanation:

5,261 – 85 = 5176.

Question 18.

9,133 – 7,269 = ___

Answer:

9,133 – 7,269 = 1864.

Explanation:

9,133 – 7,269 = 1864.

Question 19.

3,087 – 1,779 = ___

Answer:

3,087 – 1,779 = 1308.

Explanation:

3,087 – 1,779 = 1308.

Question 20.

7,965 – 978 = ___

Answer:

7,965 – 978 = 6987.

Explanation:

7,965 – 978 = 6987.

**Write the corresponding letters from Exercise 11 to 20 to find the name of this national treasure.
**Question 21.

Answer:

Explanation:

3,852 – 1,621 = __2,231__

7,162 – 5,002 = 2160.

7,156 – 43 = 7113.

3,696 – 2,475 = 1221.

7,342 – 2,502 = 4840.

8,513 – 566 = 7947.

6,707 – 1,125 = 5582.

2,152 – 1,648 = 504.

5,261 – 85 = 5176.

9,133 – 7,269 = 1864.

3,087 – 1,779 = 1308.

7,965 – 978 = 6987.

Question 22.

Where is this national treasure located?

____ __________

Answer:

New York, USA is this national treasure located.

Explanation:

This national treasure is located in New York, USA.