Probability with a number cube
Probability = number of favourable outcomes ÷ total outcomes. Write a fraction in lowest terms.
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A fair 6-sided die numbered 1 to 6 is rolled. What is the probability of rolling a number greater than 3? Write a fraction in lowest terms.
Answer: 1/2
A fair 8-sided die numbered 1 to 8 is rolled. What is the probability of rolling an even number? Write a fraction in lowest terms.
Answer: 1/2
A fair 10-sided die numbered 1 to 10 is rolled. What is the probability of rolling a number less than 4? Write a fraction in lowest terms.
Answer: 3/10
Tip: Probability = number of favourable outcomes ÷ total outcomes. Write a fraction in lowest terms.
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