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Multiples of 18: 18, 36. List multiples of each denominator to find their LCD. Multiples of 12: 12, 24, 36. =. Multiply the numerator and denominator by 2. 7 • 2 18 • 2. =. Simplify. 14 36. 7 18. 5 12. 7 18. COURSE 3 LESSON 4-3. Comparing and Ordering Rational Numbers.
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Multiples of 18: 18, 36 List multiples of each denominator to find their LCD. Multiples of 12: 12, 24, 36 = Multiply the numerator and denominator by 2. 7 • 2 18 • 2 = Simplify. 14 36 7 18 5 12 7 18 COURSE 3 LESSON 4-3 Comparing and Ordering Rational Numbers Which is greater, or ? Since the LCM of 18 and 12 is 36, the LCD of the fractions is 36. 4-3