Answers

Add 90/45 and 3/60

1^st number: 2 0/45, 2^nd number: 3/60

90/45 + 3/60 is 41/20.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 45 and 60 is 180
   
   Next, find the equivalent fraction of both fractional numbers with denominator 180
2. For the 1st fraction, since 45 × 4 = 180,
   90/45 = 90 × 4/45 × 4 = 360/180
3. Likewise, for the 2nd fraction, since 60 × 3 = 180,
   3/60 = 3 × 3/60 × 3 = 9/180
4. Add the two like fractions:
   360/180 + 9/180 = 360 + 9/180 = 369/180
5. 369/180 simplified gives 41/20
6. So, 90/45 + 3/60 = 41/20
   In mixed form: 21/20

MathStep (Works offline)

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

Related: ⁹⁰/₄₅+⁶/₆₀ ⁹⁰/₄₅+⁹/₆₀ ⁹⁰/₄₅+¹⁵/₆₀ ⁹⁰/₄₅+²¹/₆₀

Add Fractions Calculator