Answers

Add 60/42 and 25/90

1^st number: 1 18/42, 2^nd number: 25/90

60/42 + 25/90 is 215/126.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 42 and 90 is 630
   
   Next, find the equivalent fraction of both fractional numbers with denominator 630
2. For the 1st fraction, since 42 × 15 = 630,
   60/42 = 60 × 15/42 × 15 = 900/630
3. Likewise, for the 2nd fraction, since 90 × 7 = 630,
   25/90 = 25 × 7/90 × 7 = 175/630
4. Add the two like fractions:
   900/630 + 175/630 = 900 + 175/630 = 1075/630
5. 1075/630 simplified gives 215/126
6. So, 60/42 + 25/90 = 215/126
   In mixed form: 189/126

MathStep (Works offline)

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

Related: ⁶⁰/₄₂+⁵⁰/₉₀ ⁶⁰/₈₄+²⁵/₉₀ ⁶⁰/₄₂+⁷⁵/₉₀

Add Fractions Calculator