Answers

Add 25/14 and 75/90

1^st number: 1 11/14, 2^nd number: 75/90

25/14 + 75/90 is 55/21.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 14 and 90 is 630
   
   Next, find the equivalent fraction of both fractional numbers with denominator 630
2. For the 1st fraction, since 14 × 45 = 630,
   25/14 = 25 × 45/14 × 45 = 1125/630
3. Likewise, for the 2nd fraction, since 90 × 7 = 630,
   75/90 = 75 × 7/90 × 7 = 525/630
4. Add the two like fractions:
   1125/630 + 525/630 = 1125 + 525/630 = 1650/630
5. 1650/630 simplified gives 55/21
6. So, 25/14 + 75/90 = 55/21
   In mixed form: 213/21

MathStep (Works offline)

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

Related: ⁵⁰/₁₄+⁷⁵/₉₀ ²⁵/₂₈+⁷⁵/₉₀ ⁷⁵/₁₄+⁷⁵/₉₀ ²⁵/₄₂+⁷⁵/₉₀ ²⁵/₇₀+⁷⁵/₉₀ ²⁵/₉₈+⁷⁵/₉₀

Add Fractions Calculator