Add 90/60 and 8/14
1st number: 1 30/60, 2nd number: 8/14
90/60 + 8/14 is 29/14.
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,
90/60 = 90 × 7/60 × 7 = 630/420 - Likewise, for the 2nd fraction, since 14 × 30 = 420,
8/14 = 8 × 30/14 × 30 = 240/420 - Add the two like fractions:
630/420 + 240/420 = 630 + 240/420 = 870/420 - 870/420 simplified gives 29/14
- So, 90/60 + 8/14 = 29/14
In mixed form: 21/14
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/60+16/14 90/60+8/28 90/60+24/14 90/60+8/42 90/60+40/14 90/60+8/70 90/60+56/14 90/60+8/98