Answers

Add 81/70 and 5/36

1^st number: 1 11/70, 2^nd number: 5/36

81/70 + 5/36 is 1633/1260.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 70 and 36 is 1260
   
   Next, find the equivalent fraction of both fractional numbers with denominator 1260
2. For the 1st fraction, since 70 × 18 = 1260,
   81/70 = 81 × 18/70 × 18 = 1458/1260
3. Likewise, for the 2nd fraction, since 36 × 35 = 1260,
   5/36 = 5 × 35/36 × 35 = 175/1260
4. Add the two like fractions:
   1458/1260 + 175/1260 = 1458 + 175/1260 = 1633/1260
5. So, 81/70 + 5/36 = 1633/1260
   In mixed form: 1373/1260

MathStep (Works offline)

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

Related: ⁸¹/₇₀+¹⁰/₃₆ ⁸¹/₇₀+⁵/₇₂ ⁸¹/₇₀+¹⁵/₃₆ ⁸¹/₇₀+²⁵/₃₆ ⁸¹/₇₀+³⁵/₃₆

Add Fractions Calculator