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| FINDING
THE LOWEST COMMON DENOMINATOR (LCD) |
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Thus add a second factor of
3 to the LCD to get:
LCD = 2 • 3 • 3
Notice: if you cover up one 3, you get 2 • 3 = 6 and if you cover
up the 2, you get 3 • 3 = 9.
Thus, the LCD for
is 18.
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