To simplify the fraction 42/80, you'll want to find the greatest common divisor (GCD) of the numerator (42) and the denominator (80), and then divide both by that GCD.
The factors of 42 are , 1 , 2 , 3 , 6 , 7 , 14 , 21 , 42 .
The factors of 80 are , 1 , 2 , 4 , 5 , 8 , 10 , 16 , 20 , 40 , 80 .
The largest number that appears in both lists is 2, so the GCD of 12 and 36 is 2.
42 ÷ 2 = 21
80 ÷ 2 = 40
So, the simplified form of 42/80 is 21/40.
The fraction 42/80 is equivalent to 21/40 when simplified.
forty-two over 80
twenty-one over 40
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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.