21 over 35 = 3/5
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Two equivalent fractions for 21/35 are: 42/70, 3/5.
Some equivalent fractions of 35/49 are: 5/7 = 10/14 = 15/21 = 20/28 = 25/35 = 30/42
There are infinitely many fractions equivalent to 9/21 - they are the fractions formed by multiplying the numerator and denominator (by the same counting number {1, 2, 3, ...}) of the simplest form of 9/21 which is 3/7. Thus {3/7, 6/14, 12/28, 15/35, ...} are all equivalent fractions to 9/21.
To find equivalent fractions, you need to multiply or divide the top and bottom of the fraction by the same amount. For 30/35 we can divide both top and bottom by 5 to get 6/7. This is the simplest equivalent fraction. We can then multiply top and bottom by 2 to get 12/14, or by 3 to get 18/21, or by 4 to get 24/28, and so on to find other equivalent fractions.
Fractions equal to 3/7: 6/14 9/21 12/28 15/35