Answers

Add 70/30 and 3/63

1^st number: 2 10/30, 2^nd number: 3/63

70/30 + 3/63 is 50/21.

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,
   70/30 = 70 × 21/30 × 21 = 1470/630
3. Likewise, for the 2nd fraction, since 63 × 10 = 630,
   3/63 = 3 × 10/63 × 10 = 30/630
4. Add the two like fractions:
   1470/630 + 30/630 = 1470 + 30/630 = 1500/630
5. 1500/630 simplified gives 50/21
6. So, 70/30 + 3/63 = 50/21
   In mixed form: 28/21

MathStep (Works offline)

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

Related: ⁷⁰/₃₀+⁶/₆₃ ⁷⁰/₆₀+³/₆₃ ⁷⁰/₃₀+⁹/₆₃ ⁷⁰/₉₀+³/₆₃ ⁷⁰/₃₀+¹⁵/₆₃ ⁷⁰/₃₀+²¹/₆₃

Add Fractions Calculator