Add 42/60 and 70/14
1st number: 42/60, 2nd number: 5 0/14
42/60 + 70/14 is 57/10.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 60 and 14 is 420
Next, find the equivalent fraction of both fractional numbers with denominator 420 - For the 1st fraction, since 60 × 7 = 420,
42/60 = 42 × 7/60 × 7 = 294/420 - Likewise, for the 2nd fraction, since 14 × 30 = 420,
70/14 = 70 × 30/14 × 30 = 2100/420 - Add the two like fractions:
294/420 + 2100/420 = 294 + 2100/420 = 2394/420 - 2394/420 simplified gives 57/10
- So, 42/60 + 70/14 = 57/10
In mixed form: 57/10
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/60+70/14 42/60+70/28 42/60+70/42 42/60+70/98