Answers

Add 16/63 and 70/20

1^st number: 16/63, 2^nd number: 3 10/20

16/63 + 70/20 is 473/126.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 63 and 20 is 1260
   
   Next, find the equivalent fraction of both fractional numbers with denominator 1260
2. For the 1st fraction, since 63 × 20 = 1260,
   16/63 = 16 × 20/63 × 20 = 320/1260
3. Likewise, for the 2nd fraction, since 20 × 63 = 1260,
   70/20 = 70 × 63/20 × 63 = 4410/1260
4. Add the two like fractions:
   320/1260 + 4410/1260 = 320 + 4410/1260 = 4730/1260
5. 4730/1260 simplified gives 473/126
6. So, 16/63 + 70/20 = 473/126
   In mixed form: 395/126

MathStep (Works offline)

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

Related: ³²/₆₃+⁷⁰/₂₀ ¹⁶/₆₃+⁷⁰/₄₀ ⁴⁸/₆₃+⁷⁰/₂₀ ¹⁶/₆₃+⁷⁰/₆₀ ⁸⁰/₆₃+⁷⁰/₂₀

Add Fractions Calculator