Answers

Add 75/90 and 63/16

1^st number: 75/90, 2^nd number: 3 15/16

75/90 + 63/16 is 229/48.

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,
   75/90 = 75 × 8/90 × 8 = 600/720
3. Likewise, for the 2nd fraction, since 16 × 45 = 720,
   63/16 = 63 × 45/16 × 45 = 2835/720
4. Add the two like fractions:
   600/720 + 2835/720 = 600 + 2835/720 = 3435/720
5. 3435/720 simplified gives 229/48
6. So, 75/90 + 63/16 = 229/48
   In mixed form: 437/48

MathStep (Works offline)

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

Related: ⁷⁵/₉₀+⁶³/₃₂ ⁷⁵/₉₀+⁶³/₄₈ ⁷⁵/₉₀+⁶³/₈₀

Add Fractions Calculator