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The answer is 1/3.

You divide the top and the bottom by 7.

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โˆ™ 2014-01-07 19:57:32
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Q: How do you reduce 7 over 21?
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Can you reduce the fraction 77 over 21?

77 over 21 = 11/377 ÷ 7 = 1121 ÷ 7 = 3


reduce 18 over 21 in lowest terms?

6/7


How do i reduce the fraction 21 over 27?

21/27 = 7/9 by dividing the numerator and denominator by 3


Can 9 over 21 be reduce?

yes because 3 goes into 9 and 21. so 9/21 simplified is 3/7.


What is 7 over 21 in lowest terms?

7/21 in lowest term =1/3To reduce to lowest term:1. Get the GCF of 7 & 217 = 721=7 * 3======GCF=72. Divide the 7 & 21 by their GCF.7÷ 7 = 121÷ 7 = 3thus; lowest term is1/3.


Is 21 over 30 in its lowest terms 7 over 10?

Yes, because 3 is the only number that both can be divided by to further reduce both sides. 21/3 = 7, 30/3= 10 so, 21/30 = 7/10


What is 14 over 21 reduce to its lowest term?

divide by common factor 7 both terms 14/21 = 2/3


What is greater 9 over 21 or 6 over 14?

Neither, Both fractions reduce to 3/7, so they are equal.


Can reduce 21 over 16?

No


How do reduce 7 over 8?

There is no way to reduce 7 over 8 because it is already in simplest form.


What is 7 and 3 over 7- 2 and 8 over 21?

52/7 = 156/21 - 50/21 =106/21 or 5 and 1/21


What is 14 over 21 plus 1 over 7?

14/21 + 1/7 = 17/21


What is the decimal form for 7 over 21?

7/21:= 7 ÷ 21= 0.333 in decimal


What is the answer to 1 over 7 and 1 over 3?

1/7 + 1/3 = 3/21 + 7/21 = 10/21


What is seven over eight x equals negative twenty-one?

7/8x = -21 multiply through by 8x 7 = -168x divide both sides by -168 and reduce fraction -1/24 = x check 7/8(-1/24) = -21 7// -1/3 = -21 -21 = -21 checks


What is 19 over 21 minus 2 over 7 be?

19/21 - 2/7 = 19/21 - 6/21 = 13/21


What is 420 over 1000 reduce to?

To 21/50


What is the reduce of 55 over 105?

11/21


Can you reduce 7 over 36?

No


3 over 7 is equals 21 over what?

3/7 is equal to 21/49


What is 7 over 21 simplified?

1 over 3 7/21 = 1/3


What is 1 over 3 plus 2 over 7?

1/3 + 2/7 = 7/21 + 6/21 = 13/21


What is 5 over 7 minus 2 over 3?

1 over 21. 5/7 - 2/3 = 15/21 - 14/21 = 1/21


Can you reduce 7 over 20?

No; 7 / 20 is irreducible.


Convert 21 over 7 into a percent?

21/7 = 300%