Add 18/16 and 2/20
1st number: 1 2/16, 2nd number: 2/20
18/16 + 2/20 is 49/40.
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,
18/16 = 18 × 5/16 × 5 = 90/80 - Likewise, for the 2nd fraction, since 20 × 4 = 80,
2/20 = 2 × 4/20 × 4 = 8/80 - Add the two like fractions:
90/80 + 8/80 = 90 + 8/80 = 98/80 - 98/80 simplified gives 49/40
- So, 18/16 + 2/20 = 49/40
In mixed form: 19/40
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 36/16+2/20 18/16+4/20 18/32+2/20 18/16+2/40 54/16+2/20 18/16+6/20 18/48+2/20 18/16+2/60 90/16+2/20 18/16+10/20 18/80+2/20 18/16+14/20