Question

Which of the following fractions are equivalent to 15/21? All that apply answer choices 5/7, 30/42,21/15,25/31,45/84

Answer 1

To find fractions that are equivalent to 15/21, you need to determine a common factor between the numerator and the denominator. In this case, the largest common factor between 15 and 21 is 3.

To find the equivalent fractions, simplify the numerator and denominator by dividing both by 3:

15 ÷ 3 = 5
21 ÷ 3 = 7

The simplified version of 15/21 is 5/7.

Therefore, the fraction 5/7 is equivalent to 15/21.

None of the other answer choices (30/42, 21/15, 25/31, 45/84) are equivalent to 15/21.