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Earn +20 ptsQ: What is the lowest common denominator of 39 and 45?
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What is the common denominator of 30 and 45?
30=2x3x5 45=3x3x5 2x3x3x5=90 The lowest common multiple.
What is a common denominator of 4 over 9 and 8 over 15?
There is an infinite number of common denominators for these two fractions. The lowest common denominator is 45.
What is the lowest common denominator of 45 and 75?
If I wanted to be nasty about it, I would say 1, because the least common denominator of 45/1 and 75/1 is 1. The least common denominator of two fractions is the least common multiple of their denominators. I presume you are asking for the least common multiple of 45 and 75, which is 225.
What is the lowest common denominator of 40 and 45 and 50 and 55?
LCM(40, 45, 50, 55) = 19800
What is the least common denominator of 9 over 10 and 26 over 45?
The lcd is the lowest common multiple (lcm) of 10 and 45 which is 90.
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