Example 1
Which is the smallest number: −16,11,−19,0?
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Answer: −19
- −19 is furthest to the left on the number line.
Example 2
Five equally spaced number-line marks are labelled A,B,C,D,E from left to right. Ais−12 and Eis−4. What number is at D?
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Answer: −6
- The four equal intervals cover 8
- each is 2.
- Move 3 intervals right from −12.
Example 3
Which is the smallest number: −12,7,−16,0?
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Answer: −16
- −16 is furthest to the left on the number line.