Answers

Add 9/30 and 84/56

1^st number: 9/30, 2^nd number: 1 28/56

9/30 + 84/56 is 9/5.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 30 and 56 is 840
   
   Next, find the equivalent fraction of both fractional numbers with denominator 840
2. For the 1st fraction, since 30 × 28 = 840,
   9/30 = 9 × 28/30 × 28 = 252/840
3. Likewise, for the 2nd fraction, since 56 × 15 = 840,
   84/56 = 84 × 15/56 × 15 = 1260/840
4. Add the two like fractions:
   252/840 + 1260/840 = 252 + 1260/840 = 1512/840
5. 1512/840 simplified gives 9/5
6. So, 9/30 + 84/56 = 9/5
   In mixed form: 14/5

MathStep (Works offline)

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

Related: ¹⁸/₃₀+⁸⁴/₅₆ ⁹/₆₀+⁸⁴/₅₆ ²⁷/₃₀+⁸⁴/₅₆ ⁹/₉₀+⁸⁴/₅₆ ⁴⁵/₃₀+⁸⁴/₅₆ ⁶³/₃₀+⁸⁴/₅₆

Add Fractions Calculator