Answers

Add 90/80 and 36/63

1^st number: 1 10/80, 2^nd number: 36/63

90/80 + 36/63 is 95/56.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 80 and 63 is 5040
   
   Next, find the equivalent fraction of both fractional numbers with denominator 5040
2. For the 1st fraction, since 80 × 63 = 5040,
   90/80 = 90 × 63/80 × 63 = 5670/5040
3. Likewise, for the 2nd fraction, since 63 × 80 = 5040,
   36/63 = 36 × 80/63 × 80 = 2880/5040
4. Add the two like fractions:
   5670/5040 + 2880/5040 = 5670 + 2880/5040 = 8550/5040
5. 8550/5040 simplified gives 95/56
6. So, 90/80 + 36/63 = 95/56
   In mixed form: 139/56

MathStep (Works offline)

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

Related: ⁹⁰/₈₀+⁷²/₆₃

Add Fractions Calculator