Adding Fractions Calculator

Add two fractions and simplify the result.

Sum 5/6
As decimal 0.8333

Formula: a/b + c/d = (ad + bc) / bd, then simplify

Step-by-step with your numbers:
1. Values used:
2. Numerator 1 = 1
3. Denominator 1 = 2
4. Numerator 2 = 1
5. Denominator 2 = 3
6.
7. Sum = 5/6
8. As decimal = 0.8333
Did we solve your problem today?

Add two fractions and get the simplified result.

The math behind it

Use a common denominator: a/b + c/d = (ad + bc) ÷ bd, then divide by the GCF.

Worked example

1/2 + 1/3 = 5/6.

FAQ

Subtraction?

Same method — subtract the numerators after finding a common denominator.