Answers

Add 30/72 and 72/30

1^st number: 30/72, 2^nd number: 2 12/30

30/72 + 72/30 is 169/60.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 72 and 30 is 360
   
   Next, find the equivalent fraction of both fractional numbers with denominator 360
2. For the 1st fraction, since 72 × 5 = 360,
   30/72 = 30 × 5/72 × 5 = 150/360
3. Likewise, for the 2nd fraction, since 30 × 12 = 360,
   72/30 = 72 × 12/30 × 12 = 864/360
4. Add the two like fractions:
   150/360 + 864/360 = 150 + 864/360 = 1014/360
5. 1014/360 simplified gives 169/60
6. So, 30/72 + 72/30 = 169/60
   In mixed form: 249/60

MathStep (Works offline)

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

Related: ⁶⁰/₇₂+⁷²/₃₀ ³⁰/₇₂+⁷²/₆₀ ⁹⁰/₇₂+⁷²/₃₀ ³⁰/₇₂+⁷²/₉₀

Add Fractions Calculator