Answers

Add 25/8 and 75/40

1^st number: 3 1/8, 2^nd number: 1 35/40

25/8 + 75/40 is 5/1.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 8 and 40 is 40
   
   Next, find the equivalent fraction of both fractional numbers with denominator 40
2. For the 1st fraction, since 8 × 5 = 40,
   25/8 = 25 × 5/8 × 5 = 125/40
3. Likewise, for the 2nd fraction, since 40 × 1 = 40,
   75/40 = 75 × 1/40 × 1 = 75/40
4. Add the two like fractions:
   125/40 + 75/40 = 125 + 75/40 = 200/40
5. 200/40 simplified gives 5/1
6. So, 25/8 + 75/40 = 5/1

MathStep (Works offline)

Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad

Related: ⁵⁰/₈+⁷⁵/₄₀ ²⁵/₁₆+⁷⁵/₄₀ ²⁵/₈+⁷⁵/₈₀ ⁷⁵/₈+⁷⁵/₄₀ ²⁵/₂₄+⁷⁵/₄₀ ²⁵/₄₀+⁷⁵/₄₀ ²⁵/₅₆+⁷⁵/₄₀

Add Fractions Calculator