Add 40/14 and 42/16
1st number: 2 12/14, 2nd number: 2 10/16
40/14 + 42/16 is 307/56.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 14 and 16 is 112
Next, find the equivalent fraction of both fractional numbers with denominator 112 - For the 1st fraction, since 14 × 8 = 112,
40/14 = 40 × 8/14 × 8 = 320/112 - Likewise, for the 2nd fraction, since 16 × 7 = 112,
42/16 = 42 × 7/16 × 7 = 294/112 - Add the two like fractions:
320/112 + 294/112 = 320 + 294/112 = 614/112 - 614/112 simplified gives 307/56
- So, 40/14 + 42/16 = 307/56
In mixed form: 527/56
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/14+42/16 40/14+84/16 40/28+42/16 40/14+42/32 40/42+42/16 40/14+42/48 40/70+42/16 40/14+42/80 40/98+42/16