Answers

Add 49/90 and 42/20

1^st number: 49/90, 2^nd number: 2 2/20

49/90 + 42/20 is 119/45.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 90 and 20 is 180
   
   Next, find the equivalent fraction of both fractional numbers with denominator 180
2. For the 1st fraction, since 90 × 2 = 180,
   49/90 = 49 × 2/90 × 2 = 98/180
3. Likewise, for the 2nd fraction, since 20 × 9 = 180,
   42/20 = 42 × 9/20 × 9 = 378/180
4. Add the two like fractions:
   98/180 + 378/180 = 98 + 378/180 = 476/180
5. 476/180 simplified gives 119/45
6. So, 49/90 + 42/20 = 119/45
   In mixed form: 229/45

MathStep (Works offline)

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

Related: ⁹⁸/₉₀+⁴²/₂₀ ⁴⁹/₉₀+⁸⁴/₂₀ ⁴⁹/₉₀+⁴²/₄₀ ⁴⁹/₉₀+⁴²/₆₀

Add Fractions Calculator