Add 2/16 and 81/30
1st number: 2/16, 2nd number: 2 21/30
2/16 + 81/30 is 113/40.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 16 and 30 is 240
Next, find the equivalent fraction of both fractional numbers with denominator 240 - For the 1st fraction, since 16 × 15 = 240,
2/16 = 2 × 15/16 × 15 = 30/240 - Likewise, for the 2nd fraction, since 30 × 8 = 240,
81/30 = 81 × 8/30 × 8 = 648/240 - Add the two like fractions:
30/240 + 648/240 = 30 + 648/240 = 678/240 - 678/240 simplified gives 113/40
- So, 2/16 + 81/30 = 113/40
In mixed form: 233/40
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 4/16+81/30 2/32+81/30 2/16+81/60 6/16+81/30 2/48+81/30 2/16+81/90 10/16+81/30 2/80+81/30 14/16+81/30