Answers

Add 84/30 and 56/63

1^st number: 2 24/30, 2^nd number: 56/63

84/30 + 56/63 is 166/45.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 30 and 63 is 630
   
   Next, find the equivalent fraction of both fractional numbers with denominator 630
2. For the 1st fraction, since 30 × 21 = 630,
   84/30 = 84 × 21/30 × 21 = 1764/630
3. Likewise, for the 2nd fraction, since 63 × 10 = 630,
   56/63 = 56 × 10/63 × 10 = 560/630
4. Add the two like fractions:
   1764/630 + 560/630 = 1764 + 560/630 = 2324/630
5. 2324/630 simplified gives 166/45
6. So, 84/30 + 56/63 = 166/45
   In mixed form: 331/45

MathStep (Works offline)

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

Related: ⁸⁴/₆₀+⁵⁶/₆₃ ⁸⁴/₉₀+⁵⁶/₆₃

Add Fractions Calculator