Add 39/84 and 18/20

39
84
+
18
20
=
1
51
140

What is 39/84 + 18/20

39
84
+
18
20
=

In order to make fractions have the same denominator, multiply the numerator and denominator of each fraction by the denominator of the other

39 x 20
84 x 20
+
18 x 84
20 x 84
=
780
1680
+
1512
1680
=
780 + 1512
1680
=
2292
1680

OR

(39 x 20) + (18 x 84)
84 x 20
=
2292
1680

Simplify the fraction

Divide each part of the fraction with the greatest common factor to simplify the fraction

2292
1680
=
2292 ÷ 12
1680 ÷ 12
=
191
140

Because the numerator greater than the denominator, so we have an improper fraction, which means we can simplify it by converting the improper fraction to a mixed number.

Improper fraction to mixed number, get the whole number by dividing the numerator with the denominator, then subtract the numerator by the whole number multiplied by the denominator.

191
140
=
191 ÷ 140 = 1 +
191 - (1 x 140)
140
=
1
51
140

Fraction Calculator

📌 Negative signs in fractions

Positive Fractions

-1
-2
=
-
1
-2
=
-
-1
2
=
1
2

Negative Fractions

-1
2
=
1
-2
=
-
-1
-2
=
-
1
2