Answers

Add 50/90 and 21/16

1^st number: 50/90, 2^nd number: 1 5/16

50/90 + 21/16 is 269/144.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 90 and 16 is 720
   
   Next, find the equivalent fraction of both fractional numbers with denominator 720
2. For the 1st fraction, since 90 × 8 = 720,
   50/90 = 50 × 8/90 × 8 = 400/720
3. Likewise, for the 2nd fraction, since 16 × 45 = 720,
   21/16 = 21 × 45/16 × 45 = 945/720
4. Add the two like fractions:
   400/720 + 945/720 = 400 + 945/720 = 1345/720
5. 1345/720 simplified gives 269/144
6. So, 50/90 + 21/16 = 269/144
   In mixed form: 1125/144

MathStep (Works offline)

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

Related: ⁵⁰/₉₀+⁴²/₁₆ ⁵⁰/₉₀+²¹/₃₂ ⁵⁰/₉₀+⁶³/₁₆ ⁵⁰/₉₀+²¹/₄₈ ⁵⁰/₉₀+²¹/₈₀

Add Fractions Calculator