Answers

Add 54/16 and 56/70

1^st number: 3 6/16, 2^nd number: 56/70

54/16 + 56/70 is 167/40.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 16 and 70 is 560
   
   Next, find the equivalent fraction of both fractional numbers with denominator 560
2. For the 1st fraction, since 16 × 35 = 560,
   54/16 = 54 × 35/16 × 35 = 1890/560
3. Likewise, for the 2nd fraction, since 70 × 8 = 560,
   56/70 = 56 × 8/70 × 8 = 448/560
4. Add the two like fractions:
   1890/560 + 448/560 = 1890 + 448/560 = 2338/560
5. 2338/560 simplified gives 167/40
6. So, 54/16 + 56/70 = 167/40
   In mixed form: 47/40

MathStep (Works offline)

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

Related: ⁵⁴/₃₂+⁵⁶/₇₀ ⁵⁴/₄₈+⁵⁶/₇₀ ⁵⁴/₈₀+⁵⁶/₇₀

Add Fractions Calculator