What is the predecessor of -2 on the number line
Answer and explanation
Correct answer: -3
The predecessor of an integer is 1 less than the number and lies immediately to its left on the number line. Therefore, the predecessor of -2 is \(-2-1=-3\). The number -1 is the successor of -2, not its predecessor. Exam tip: subtract 1 for a predecessor and add 1 for a successor.
Frequently asked questions
What is the correct answer to this question?
-3
Why is this the correct answer?
The predecessor of an integer is 1 less than the number and lies immediately to its left on the number line. Therefore, the predecessor of -2 is \(-2-1=-3\). The number -1 is the successor of -2, not its predecessor. Exam tip: subtract 1 for a predecessor and add 1 for a successor.
Which subject and chapter does this question cover?
This is a Class 9 Mathematics question. Chapter: Number Systems. Topic: Number line.
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