Estimate and calculate square roots
30 tutor-authored questions for this Ontario curriculum expectation, ordered easiest to hardest, every one with a full worked solution. Work through all 30 with your weekly-lesson access code.
Sample: the first question, solved
Calculate √121 exactly.
📘 Worked solution
✓√121 = 11.
And one from the hard end
A square garden has an area of 105 m². Estimate the side length to one decimal place using nearby perfect squares, and verify by squaring.
Solution shown after you try it in practice mode.
Work through all 30, easiest to hardest
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