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Earn +20 ptsQ: What is 21 x over 18?
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What is 18 over 21 times 15?
18/21 x 15 is 12 6/7
What is the answer in simplest form of 12 over 30 times 7 over 21 times 18 over 28?
2/5 x 1/3 x 9/14 = 18/210 = 3/35
What is the GCF of 18 21 and 42?
gcf(18, 21, 42) = 3. 18 = 2 x 3^2 21 = 3 x 7 24 = 2^3 x 3 hcf = 3
What is 18 over 21 in lowest terms?
18 over 21 in lowest terms is 6/7
How does 6 to 7 equal to21 to 18?
6 x 3 = 18 7 x 3 = 21 therefore 6 to 7 = 18 to 21
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