Workbook Detail
Subtraction Subtraction Three Digit — Set 75
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{
"contentData": {
"operation": "subtraction",
"subject": "arithmetic",
"difficulty": "hard",
"config": {
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"digits": 3,
"regrouping": false,
"operation": "subtraction"
},
"problems": [
{
"id": 1,
"operand1": 189,
"operand2": 156,
"operator": "-",
"question": "189 - 156 = ___",
"answer": 33
},
{
"id": 2,
"operand1": 168,
"operand2": 113,
"operator": "-",
"question": "168 - 113 = ___",
"answer": 55
},
{
"id": 3,
"operand1": 276,
"operand2": 156,
"operator": "-",
"question": "276 - 156 = ___",
"answer": 120
},
{
"id": 4,
"operand1": 736,
"operand2": 333,
"operator": "-",
"question": "736 - 333 = ___",
"answer": 403
},
{
"id": 5,
"operand1": 185,
"operand2": 103,
"operator": "-",
"question": "185 - 103 = ___",
"answer": 82
},
{
"id": 6,
"operand1": 541,
"operand2": 121,
"operator": "-",
"question": "541 - 121 = ___",
"answer": 420
},
{
"id": 7,
"operand1": 158,
"operand2": 121,
"operator": "-",
"question": "158 - 121 = ___",
"answer": 37
},
{
"id": 8,
"operand1": 513,
"operand2": 312,
"operator": "-",
"question": "513 - 312 = ___",
"answer": 201
},
{
"id": 9,
"operand1": 686,
"operand2": 573,
"operator": "-",
"question": "686 - 573 = ___",
"answer": 113
},
{
"id": 10,
"operand1": 694,
"operand2": 544,
"operator": "-",
"question": "694 - 544 = ___",
"answer": 150
},
{
"id": 11,
"operand1": 446,
"operand2": 344,
"operator": "-",
"question": "446 - 344 = ___",
"answer": 102
},
{
"id": 12,
"operand1": 917,
"operand2": 903,
"operator": "-",
"question": "917 - 903 = ___",
"answer": 14
},
{
"id": 13,
"operand1": 491,
"operand2": 480,
"operator": "-",
"question": "491 - 480 = ___",
"answer": 11
},
{
"id": 14,
"operand1": 177,
"operand2": 123,
"operator": "-",
"question": "177 - 123 = ___",
"answer": 54
},
{
"id": 15,
"operand1": 890,
"operand2": 730,
"operator": "-",
"question": "890 - 730 = ___",
"answer": 160
},
{
"id": 16,
"operand1": 729,
"operand2": 225,
"operator": "-",
"question": "729 - 225 = ___",
"answer": 504
},
{
"id": 17,
"operand1": 214,
"operand2": 202,
"operator": "-",
"question": "214 - 202 = ___",
"answer": 12
},
{
"id": 18,
"operand1": 522,
"operand2": 201,
"operator": "-",
"question": "522 - 201 = ___",
"answer": 321
},
{
"id": 19,
"operand1": 558,
"operand2": 236,
"operator": "-",
"question": "558 - 236 = ___",
"answer": 322
},
{
"id": 20,
"operand1": 145,
"operand2": 110,
"operator": "-",
"question": "145 - 110 = ___",
"answer": 35
}
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"layout": {
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"_archetype": "form-exercise",
"_generatorId": "arithmetic-generator-v7.2.1"
}Teaching Notes
189
-156
168
-113
276
-156
736
-333
185
-103
541
-121
158
-121
513
-312
686
-573
694
-544
446
-344
917
-903
491
-480
177
-123
890
-730
729
-225
214
-202
522
-201
558
-236
145
-110
Download this free subtraction three digit math worksheet. Uniquely generated with an answer key — great for homework, practice, or assessment.
Features
- Printable PDF format
- Answer key included
- Multiple difficulty levels
- Classroom and home friendly
How to Use These Worksheets
- Select a three digit set.
- Print or use on-screen.
- Check answers and practice again.
Tips
- Start with easier sets and move up gradually.
- Practice in short sessions (10–15 minutes).
- Review mistakes and redo similar problems.
Frequently Asked Questions
How do I use this Subtraction Three Digit Math Worksheet worksheet?
Print the worksheet and complete the problems. Each set number generates a unique arrangement. Use the same set number for all students in a class for consistent assessment.
Is there an answer key?
Yes — every worksheet includes a complete answer key. Print it separately or view it on screen.