To simplify the fraction 78/90, you'll want to find the greatest common divisor (GCD) of the numerator (78) and the denominator (90), and then divide both by that GCD.
The factors of 78 are , 1 , 2 , 3 , 6 , 13 , 26 , 39 , 78 .
The factors of 90 are , 1 , 2 , 3 , 5 , 6 , 9 , 10 , 15 , 18 , 30 , 45 , 90 .
The largest number that appears in both lists is 6, so the GCD of 12 and 36 is 6.
78 ÷ 6 = 13
90 ÷ 6 = 15
So, the simplified form of 78/90 is 13/15.
The fraction 78/90 is equivalent to 13/15 when simplified.
seventy-eight over 90
thirteen over 15
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Our tool uses advanced algorithms to find the greatest common divisor (GCD) of the numerator and denominator. It then divides both numbers by the GCD to obtain the simplified form.