Grade 3 Math · Number Sense

Read, represent, compose, and decompose whole numbers up to and including 1000

10 tutor-authored questions for this Ontario curriculum expectation, ordered easiest to hardest — every one with a full worked solution. Work through them free, no account needed.

Start the 10 questions Curriculum: G3-B1.1

Sample: the first question, solved

What number is one more than 99?

📘 Worked solution
100.

And one from the hard end

What number has 3 hundreds, 4 tens, and 5 ones?

Solution shown after you try it in practice mode.

Work through all 10, easiest to hardest

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