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