Answers

Add 80/60 and 9/64

1^st number: 1 20/60, 2^nd number: 9/64

80/60 + 9/64 is 283/192.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 60 and 64 is 960
   
   Next, find the equivalent fraction of both fractional numbers with denominator 960
2. For the 1st fraction, since 60 × 16 = 960,
   80/60 = 80 × 16/60 × 16 = 1280/960
3. Likewise, for the 2nd fraction, since 64 × 15 = 960,
   9/64 = 9 × 15/64 × 15 = 135/960
4. Add the two like fractions:
   1280/960 + 135/960 = 1280 + 135/960 = 1415/960
5. 1415/960 simplified gives 283/192
6. So, 80/60 + 9/64 = 283/192
   In mixed form: 191/192

MathStep (Works offline)

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

Related: ⁸⁰/₆₀+¹⁸/₆₄ ⁸⁰/₆₀+²⁷/₆₄ ⁸⁰/₆₀+⁴⁵/₆₄ ⁸⁰/₆₀+⁶³/₆₄

Add Fractions Calculator