3/7
30/70
300/700
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21 over 35 = 3/5
Two equivalent fractions for 21/35 are: 42/70, 3/5.
4/7 - 2/5 = 6/35. To subtract (or add) fractions make both fractions equivalent fractions with the same denominator. The LCM (Lowest Common Multiple) of 7 and 5 is 35, so convert both the fractions to equivalent fractions out of 35: 4/7 = 20/35 2/5 = 14/35 The subtraction can now be done: 4/7 - 2/5 = 20/35 - 14/35 = 6/35
Some equivalent fractions of 35/49 are: 5/7 = 10/14 = 15/21 = 20/28 = 25/35 = 30/42
Well, butter my biscuit! The equivalent fraction for 7 over 35 is 1 over 5. You see, both fractions simplify down to the same decimal value of 0.2. So, there you have it, sugar!