Free Grade 3 Mental addition and subtraction: split and compensate Quiz
A free, no-login grade 3 mental addition and subtraction: split and compensate quiz for kids. Answer multiple-choice questions on screen with instant feedback and a timer — pick 5 to 100 questions, freshly randomised every time. Aligned to the Australian Curriculum.
← All quizzes
Grade 3
Mental addition and subtraction: split and compensate
How many questions? Each set is freshly randomised — same maths as our printable packs, free to play.
Example questions
- 1.Split into tens and ones: 57 + 18 = 50 + 10 + 7 + 8 = ? → 75
- 2.Split into tens and ones: 68 + 23 = 60 + 20 + 8 + 3 = ? → 91
- 3.Split into tens and ones: 78 + 19 = 70 + 10 + 8 + 9 = ? → 97
- 4.Split into tens and ones: 49 + 33 = 40 + 30 + 9 + 3 = ? → 82
- 5.Split into tens and ones: 42 + 48 = 40 + 40 + 2 + 8 = ? → 90
Questions parents ask
- Is this Grade 3 mental addition and subtraction: split and compensate quiz free?
- Yes — it's completely free to play, with no login or sign-up required.
- Are the questions different each time?
- Yes. Every quiz is freshly randomised, so your child can play again and again and never get the same set twice.
- What year level is this for?
- Grade 3, aligned to the Australian Curriculum (v9.0) — codes AC9M3A02.
- Can I get a printable version?
- Yes — our Grade 3 worksheet pack cover this and every other topic, with answer keys included.