Add 14/8 and 42/7
1st number: 1 6/8, 2nd number: 6 0/7
14/8 + 42/7 is 31/4.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 8 and 7 is 56
Next, find the equivalent fraction of both fractional numbers with denominator 56 - For the 1st fraction, since 8 × 7 = 56,
14/8 = 14 × 7/8 × 7 = 98/56 - Likewise, for the 2nd fraction, since 7 × 8 = 56,
42/7 = 42 × 8/7 × 8 = 336/56 - Add the two like fractions:
98/56 + 336/56 = 98 + 336/56 = 434/56 - 434/56 simplified gives 31/4
- So, 14/8 + 42/7 = 31/4
In mixed form: 73/4
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 28/8+42/7 14/8+84/7 14/16+42/7 14/8+42/14 42/8+42/7 14/24+42/7 14/8+42/21 70/8+42/7 14/40+42/7 14/8+42/35 98/8+42/7 14/56+42/7 14/8+42/49