0 -1/8 -1/4 -1/2 -1
To mark 4 1 on a number line, draw a line, label 0 and 1, then divide the interval between them into four equal parts. Mark and label the points at 0 , 4 1 , 2 1 , 4 3 , and 1 . Finally, make a clear tick at 4 1 to indicate its position.
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