Answers

Add 21/25 and 60/30

1^st number: 21/25, 2^nd number: 2 0/30

21/25 + 60/30 is 71/25.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 25 and 30 is 150
   
   Next, find the equivalent fraction of both fractional numbers with denominator 150
2. For the 1st fraction, since 25 × 6 = 150,
   21/25 = 21 × 6/25 × 6 = 126/150
3. Likewise, for the 2nd fraction, since 30 × 5 = 150,
   60/30 = 60 × 5/30 × 5 = 300/150
4. Add the two like fractions:
   126/150 + 300/150 = 126 + 300/150 = 426/150
5. 426/150 simplified gives 71/25
6. So, 21/25 + 60/30 = 71/25
   In mixed form: 221/25

MathStep (Works offline)

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

Related: ⁴²/₂₅+⁶⁰/₃₀ ²¹/₅₀+⁶⁰/₃₀ ⁶³/₂₅+⁶⁰/₃₀ ²¹/₇₅+⁶⁰/₃₀ ²¹/₂₅+⁶⁰/₉₀

Add Fractions Calculator