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Practice Questions
Test your understanding with targeted questions related to the topic.
Question 1
Easy
Is the sum of 1/3 and 2/3 a rational number? Explain.
💡 Hint: Add the two fractions to check.
Question 2
Easy
What is the identity element for addition in rational numbers?
💡 Hint: Think about what you add to a number to keep it the same.
Practice 4 more questions and get performance evaluation
Interactive Quizzes
Engage in quick quizzes to reinforce what you've learned and check your comprehension.
Question 1
Are rational numbers closed under addition?
- Yes
- No
- Only some
💡 Hint: Think about performing addition with any two rational numbers.
Question 2
True or False: The commutative property applies to both addition and multiplication.
- True
- False
💡 Hint: Consider the order of numbers in both operations.
Solve 1 more question and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
Prove that the distributive property applies to the rational numbers: Choose three rational numbers and verify a(b + c) = ab + ac.
💡 Hint: Add the fractions carefully inside the parentheses and distribute.
Question 2
Create an example demonstrating that subtraction is not associative with any two rational numbers.
💡 Hint: Perform the operations step by step.
Challenge and get performance evaluation