Answers

Add 45/16 and 45/90

1^st number: 2 13/16, 2^nd number: 45/90

45/16 + 45/90 is 53/16.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 16 and 90 is 720
   
   Next, find the equivalent fraction of both fractional numbers with denominator 720
2. For the 1st fraction, since 16 × 45 = 720,
   45/16 = 45 × 45/16 × 45 = 2025/720
3. Likewise, for the 2nd fraction, since 90 × 8 = 720,
   45/90 = 45 × 8/90 × 8 = 360/720
4. Add the two like fractions:
   2025/720 + 360/720 = 2025 + 360/720 = 2385/720
5. 2385/720 simplified gives 53/16
6. So, 45/16 + 45/90 = 53/16
   In mixed form: 35/16

MathStep (Works offline)

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

Related: ⁹⁰/₁₆+⁴⁵/₉₀ ⁴⁵/₃₂+⁴⁵/₉₀ ⁴⁵/₄₈+⁴⁵/₉₀ ⁴⁵/₈₀+⁴⁵/₉₀

Add Fractions Calculator