Grade 3 · Year 4 · Class 3 · ages 8–9 · Subtraction
3-digit subtraction: Grade 3 practice
Subtracting three-digit numbers, with borrowing. Eight questions at a time, instant feedback and a mastery score from 0 to 100.
This practice needs JavaScript. You can still print a 3-digit subtraction worksheet with an answer key.
Right answers raise your mastery score (more on harder questions) and wrong ones lower it a little. Your best score is saved on this device, and in your account if you log in.
The idea in one minute
Check your answer by adding it back to the smaller number: you should get the bigger number.
Try these on paper first
One question at each level. Tap a question to see the answer.
Easy 509 − 345 =
Answer: 164
Medium 661 − 190 =
Answer: 471
Challenge 976 − 131 =
Answer: 845
More ways to practise 3-digit subtraction
- Printable 3-digit subtraction worksheet with an answer key (new questions every time)
- All Grade 3 practice · Subtraction worksheets
Related skills
- Change from a purchase (rupees) (Grade 3)
- 3-digit subtraction word problems (Grade 3)
- 2-digit subtraction (Grade 2)
- 2-digit subtraction word problems (Grade 2)
Take a break
Play a game that builds the same skills
FAQ
3-digit subtraction: questions
What grade is 3-digit subtraction?
It is usually taught in Grade 3 (Year 4 in England, Class 3 in India, ages 8–9), though schools and countries differ. Try the grade above or below if it feels too hard or too easy.
What does a 3-digit subtraction question look like?
For example: "661 − 190 =" The answer is 471. Check your answer by adding it back to the smaller number: you should get the bigger number.
What should I learn before and after 3-digit subtraction?
Before it, try 2-digit subtraction word problems (Grade 2). After it, move on to change from a purchase (rupees) (Grade 3).
How can I get better at 3-digit subtraction?
Check your answer by adding it back to the smaller number: you should get the bigger number. Practise a little every day, read the hint after each wrong answer, and use the printable worksheet when you want to write it out.
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