Free Grade 4 Estimating sums and differences Quiz
A free, no-login grade 4 estimating sums and differences 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.
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Grade 4
Estimating sums and differences
How many questions? Each set is freshly randomised — same maths as our printable packs, free to play.
Example questions
- 1.Estimate 26 + 24 by rounding each number to the nearest ten. → 50
- 2.Estimate 58 + 26 by rounding each number to the nearest ten. → 90
- 3.Estimate 31 + 82 by rounding each number to the nearest ten. → 110
- 4.Estimate 79 − 54 by rounding each number to the nearest ten. → 30
- 5.Estimate 81 − 68 by rounding each number to the nearest ten. → 10
Questions parents ask
- Is this Grade 4 estimating sums and differences 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 4, aligned to the Australian Curriculum (v9.0) — codes AC9M4N07.
- Can I get a printable version?
- Yes — our Grade 4 worksheet pack cover this and every other topic, with answer keys included.