Answers

Add 84/64 and 90/56

1^st number: 1 20/64, 2^nd number: 1 34/56

84/64 + 90/56 is 327/112.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 64 and 56 is 448
   
   Next, find the equivalent fraction of both fractional numbers with denominator 448
2. For the 1st fraction, since 64 × 7 = 448,
   84/64 = 84 × 7/64 × 7 = 588/448
3. Likewise, for the 2nd fraction, since 56 × 8 = 448,
   90/56 = 90 × 8/56 × 8 = 720/448
4. Add the two like fractions:
   588/448 + 720/448 = 588 + 720/448 = 1308/448
5. 1308/448 simplified gives 327/112
6. So, 84/64 + 90/56 = 327/112
   In mixed form: 2103/112

MathStep (Works offline)

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

Related:

Add Fractions Calculator