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Questions and Answers
What does the expression $10 + 20$ evaluate to?
What does the expression $10 + 20$ evaluate to?
- 30 (correct)
- 2
- -10
- 200
What does the expression $10 - 20$ evaluate to?
What does the expression $10 - 20$ evaluate to?
- -10 (correct)
- 200
- 30
- 2
What does the expression $20 / 10$ evaluate to?
What does the expression $20 / 10$ evaluate to?
- 200
- 30
- -10
- 2 (correct)
What does the expression $10 * 20$ evaluate to?
What does the expression $10 * 20$ evaluate to?
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Which expression checks if the value of the left operand is less than the value of the right operand?
Which expression checks if the value of the left operand is less than the value of the right operand?
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Study Notes
Evaluating Expressions
- The expression $10 + 20$ evaluates to 30.
- The expression $10 - 20$ evaluates to -10.
- The expression $20 / 10$ evaluates to 2.
- The expression $10 * 20$ evaluates to 200.
Comparison Operators
- The less than operator (<) checks if the value of the left operand is less than the value of the right operand.
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