Use fractions, decimals, and percents to express the probability of events happening, represent this probability on a probability line, and use it for predictions and informed decisions
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
A bag has 3 red and 7 blue marbles. Express the probability of drawing red as a decimal.
📘 Worked solution
✓3 out of 10 is 0.3.
And one from the hard end
A spinner has 5 equal sections. Express the probability of landing on any one specific section as a fraction, decimal, and percent.
Solution shown after you try it in practice mode.
Work through all 10, easiest to hardest
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