Answers

Add 18/70 and 35/54

18/70 + 35/54 is 1711/1890.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 70 and 54 is 1890
   
   Next, find the equivalent fraction of both fractional numbers with denominator 1890
2. For the 1st fraction, since 70 × 27 = 1890,
   18/70 = 18 × 27/70 × 27 = 486/1890
3. Likewise, for the 2nd fraction, since 54 × 35 = 1890,
   35/54 = 35 × 35/54 × 35 = 1225/1890
4. Add the two like fractions:
   486/1890 + 1225/1890 = 486 + 1225/1890 = 1711/1890
5. So, 18/70 + 35/54 = 1711/1890

MathStep (Works offline)

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

Related: ³⁶/₇₀+³⁵/₅₄ ¹⁸/₇₀+⁷⁰/₅₄ ⁵⁴/₇₀+³⁵/₅₄ ⁹⁰/₇₀+³⁵/₅₄

Add Fractions Calculator