Add 56/16 and 8/20
1st number: 3 8/16, 2nd number: 8/20
56/16 + 8/20 is 39/10.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 16 and 20 is 80
Next, find the equivalent fraction of both fractional numbers with denominator 80 - For the 1st fraction, since 16 × 5 = 80,
56/16 = 56 × 5/16 × 5 = 280/80 - Likewise, for the 2nd fraction, since 20 × 4 = 80,
8/20 = 8 × 4/20 × 4 = 32/80 - Add the two like fractions:
280/80 + 32/80 = 280 + 32/80 = 312/80 - 312/80 simplified gives 39/10
- So, 56/16 + 8/20 = 39/10
In mixed form: 39/10
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 56/16+16/20 56/32+8/20 56/16+8/40 56/16+24/20 56/48+8/20 56/16+8/60 56/16+40/20 56/80+8/20 56/16+56/20