Add 56/70 and 42/16
1st number: 56/70, 2nd number: 2 10/16
56/70 + 42/16 is 137/40.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 70 and 16 is 560
Next, find the equivalent fraction of both fractional numbers with denominator 560 - For the 1st fraction, since 70 × 8 = 560,
56/70 = 56 × 8/70 × 8 = 448/560 - Likewise, for the 2nd fraction, since 16 × 35 = 560,
42/16 = 42 × 35/16 × 35 = 1470/560 - Add the two like fractions:
448/560 + 1470/560 = 448 + 1470/560 = 1918/560 - 1918/560 simplified gives 137/40
- So, 56/70 + 42/16 = 137/40
In mixed form: 317/40
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 56/70+84/16 56/70+42/32 56/70+42/48 56/70+42/80