Use the properties of addition and subtraction and their relationship
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.
Sample: the first question, solved
If 3 + 4 = 7, what is 7 − 4?
📘 Worked solution
✓3, since addition and subtraction undo each other.
And one from the hard end
Use the commutative property to write 6 + 2 a different way.
Solution shown after you try it in practice mode.
Work through all 10, easiest to hardest
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