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→Explanation of number lines: further clarification
(→Explanation of number lines: adding label for "correct" vs "incorrect") |
(→Explanation of number lines: further clarification) |
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==== Explanation of number lines ==== | ==== Explanation of number lines ==== | ||
[[File:Number line 4 inclusive.png|border]]<br> | [[File:Number line 4 inclusive.png|border]]<br> | ||
'''Correct:''' Ranges cover the entire number line when they are directly connected, as is the case with <code>[0,25]</code>, <code>[25,50]</code>, <code>[50,75]</code>, and <code>[75,100]</code>.<br><br> | '''Correct:''' Ranges cover the entire number line when they are directly connected, as is the case with <code>[0,25]</code>, <code>[25,50]</code>, <code>[50,75]</code>, and <code>[75,100]</code>; there are no gaps in the number line.<br><br> | ||
[[File:Number line 4 exclusive.png|border]]<br> | [[File:Number line 4 exclusive.png|border]]<br> | ||
'''Incorrect:''' If the ranges are not directly connected, as in the case with <code>[0,25]</code>, <code>[26,50]</code>, <code>[51,75]</code>, and <code>[76,100]</code>, the values in the range <code>(25,26)</code> (e.g. 25.00000000001 to 25.99999999999), <code>(50,51)</code>, and <code>(75,76)</code> would be incorrectly excluded. | '''Incorrect:''' If the ranges are not directly connected, as in the case with <code>[0,25]</code>, <code>[26,50]</code>, <code>[51,75]</code>, and <code>[76,100]</code>, the values in the range <code>(25,26)</code> (e.g. 25.00000000001 to 25.99999999999), <code>(50,51)</code>, and <code>(75,76)</code> would be incorrectly excluded. | ||