Grade 8 Math · Measurement

Represent very large (mega, giga, tera) and very small (micro, nano, pico) metric units using models, base ten relationships, and exponential notation

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.

Start the 30 questions Curriculum: G8-E2.1

Sample: the first question, solved

What does the metric prefix "mega" mean?

📘 Worked solution
1 million (10⁶).

And one from the hard end

A hard drive's storage is measured in terabytes, and an atom's diameter is measured in picometres - magnitudes trillions of times apart. Explain why exponential notation is essential for representing both without writing long strings of zeros.

Solution shown after you try it in practice mode.

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