Add 30/16 and 42/10
1st number: 1 14/16, 2nd number: 4 2/10
30/16 + 42/10 is 243/40.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 16 and 10 is 80
Next, find the equivalent fraction of both fractional numbers with denominator 80 - For the 1st fraction, since 16 × 5 = 80,
30/16 = 30 × 5/16 × 5 = 150/80 - Likewise, for the 2nd fraction, since 10 × 8 = 80,
42/10 = 42 × 8/10 × 8 = 336/80 - Add the two like fractions:
150/80 + 336/80 = 150 + 336/80 = 486/80 - 486/80 simplified gives 243/40
- So, 30/16 + 42/10 = 243/40
In mixed form: 63/40
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 60/16+42/10 30/16+84/10 30/32+42/10 30/16+42/20 90/16+42/10 30/48+42/10 30/16+42/30 30/80+42/10 30/16+42/50 30/16+42/70