1.3.B.5 - Identity Elements
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Practice Questions
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What is the additive identity?
💡 Hint: It's the number that doesn't change other numbers when added.
What is the multiplicative identity?
💡 Hint: It's the number that doesn't change other numbers when multiplied.
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Interactive Quizzes
Quick quizzes to reinforce your learning
What is the additive identity?
💡 Hint: Think about what number, when added, does not change the other number.
True or False: The multiplicative identity is -1.
💡 Hint: Focus on what the identity element is for multiplication.
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Challenge Problems
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You have 50 apples. If you add 0 apples to your collection, how many do you have?
💡 Hint: Recall what happens with the additive identity.
If you have a number 'x' and multiply it by 1, what can you conclude about the value of 'x'?
💡 Hint: Consider the definition of multiplicative identity.
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