Answers

Add 81/75 and 27/84

1^st number: 1 6/75, 2^nd number: 27/84

81/75 + 27/84 is 981/700.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 75 and 84 is 2100
   
   Next, find the equivalent fraction of both fractional numbers with denominator 2100
2. For the 1st fraction, since 75 × 28 = 2100,
   81/75 = 81 × 28/75 × 28 = 2268/2100
3. Likewise, for the 2nd fraction, since 84 × 25 = 2100,
   27/84 = 27 × 25/84 × 25 = 675/2100
4. Add the two like fractions:
   2268/2100 + 675/2100 = 2268 + 675/2100 = 2943/2100
5. 2943/2100 simplified gives 981/700
6. So, 81/75 + 27/84 = 981/700
   In mixed form: 1281/700

MathStep (Works offline)

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

Related: ⁸¹/₇₅+⁵⁴/₈₄ ⁸¹/₇₅+⁸¹/₈₄

Add Fractions Calculator