Study guides

☆☆

Q: How do you rewrite 23 with a denominator of 21?

Write your answer...

Submit

Still have questions?

Continue Learning about Movies & Television

For a common denominator of 7 and 21 you can use any multiple of their Lowest Common Multiple: LCM(7, 21) = 21 So you can use any of 21, 42, 63, ... as a common denominator.

391

Since 21 is divisible by 3, the least common denominator of 3 and 21 is 21.

21

21

Related questions

Find a common denominator. 21 is common. Multiply the fractions to achieve a common denominator of 21. 3/7 + 2/3 = 9/21 + 14/21 = 23/21

It is 12/1.

be more specific

4/10 Or Four Tenths

10/3= /9

When multiplying a fraction by a whole number, you should rewrite the whole number as a fraction. Do this by placing the number over a denominator of one.

It is the fraction in its simplest form.

For a common denominator of 7 and 21 you can use any multiple of their Lowest Common Multiple: LCM(7, 21) = 21 So you can use any of 21, 42, 63, ... as a common denominator.

A common denominator, though not the least one, is 24*21 = 504.

Because 23 is a prime number, 21/23 is in its reduced form. You can make the fraction "un-reduced," so-to-speak, and multiply the numerator and the denominator by the same number. For example, multiply by 2/2 (which equals 1) so that the answer would be 42/46. 42/46 is an equivalent fraction to 21/23.

One easy way is to write them all as fractions with the same denominator. They will no longer be mixed numbers, but each will be the equivalent. For example 1 1/2 1 2/3 and 1 and 3/4 So first, let's rewrite them not as mixed numbers 3/2, 5/3 7/4 Now a common denominator is 12 So we rewrite them with 12 as the denominator 18/12, 20/12 and 21/12. Now ordering them is straightforward. The larger the numerator, the bigger the number.

1/2=4/8=1/2

People also asked