Add 42/28 and 16/10
1st number: 1 14/28, 2nd number: 1 6/10
42/28 + 16/10 is 31/10.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 28 and 10 is 140
Next, find the equivalent fraction of both fractional numbers with denominator 140 - For the 1st fraction, since 28 × 5 = 140,
42/28 = 42 × 5/28 × 5 = 210/140 - Likewise, for the 2nd fraction, since 10 × 14 = 140,
16/10 = 16 × 14/10 × 14 = 224/140 - Add the two like fractions:
210/140 + 224/140 = 210 + 224/140 = 434/140 - 434/140 simplified gives 31/10
- So, 42/28 + 16/10 = 31/10
In mixed form: 31/10
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/28+16/10 42/28+32/10 42/56+16/10 42/28+16/20 42/28+48/10 42/84+16/10 42/28+16/30 42/28+80/10 42/28+16/50 42/28+16/70