Answers

Add 45/9 and 40/60

1^st number: 5 0/9, 2^nd number: 40/60

45/9 + 40/60 is 17/3.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 9 and 60 is 180
   
   Next, find the equivalent fraction of both fractional numbers with denominator 180
2. For the 1st fraction, since 9 × 20 = 180,
   45/9 = 45 × 20/9 × 20 = 900/180
3. Likewise, for the 2nd fraction, since 60 × 3 = 180,
   40/60 = 40 × 3/60 × 3 = 120/180
4. Add the two like fractions:
   900/180 + 120/180 = 900 + 120/180 = 1020/180
5. 1020/180 simplified gives 17/3
6. So, 45/9 + 40/60 = 17/3
   In mixed form: 52/3

MathStep (Works offline)

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

Related: ⁹⁰/₉+⁴⁰/₆₀ ⁴⁵/₉+⁸⁰/₆₀ ⁴⁵/₁₈+⁴⁰/₆₀ ⁴⁵/₂₇+⁴⁰/₆₀ ⁴⁵/₆₃+⁴⁰/₆₀

Add Fractions Calculator