Practice - Exercise 1.1
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Practice Questions
Test your understanding with targeted questions
What is the additive identity for rational numbers?
💡 Hint: What number do you add to another number without changing it?
What happens when you multiply any rational number by 1?
💡 Hint: Try recalling what multiplying by the identity does.
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Interactive Quizzes
Quick quizzes to reinforce your learning
What represents the identity element for addition?
💡 Hint: Consider which number keeps other numbers unchanged when added.
True or false: The product of any rational number and zero is the number itself.
💡 Hint: Think about what happens when you multiply by zero.
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Challenge Problems
Push your limits with advanced challenges
Prove that 5 × 1 = 5 and 5 + 0 = 5 using examples of your choice. Choose two different rational numbers.
💡 Hint: Consider rational numbers you've learned, like fractions.
If a rational number x is such that x + 0 = x, demonstrate the relationship using simple fractions.
💡 Hint: Try with various rational numbers to see the consistency.
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