Add 90/48 and 14/70
1st number: 1 42/48, 2nd number: 14/70
90/48 + 14/70 is 83/40.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 48 and 70 is 1680
Next, find the equivalent fraction of both fractional numbers with denominator 1680 - For the 1st fraction, since 48 × 35 = 1680,
90/48 = 90 × 35/48 × 35 = 3150/1680 - Likewise, for the 2nd fraction, since 70 × 24 = 1680,
14/70 = 14 × 24/70 × 24 = 336/1680 - Add the two like fractions:
3150/1680 + 336/1680 = 3150 + 336/1680 = 3486/1680 - 3486/1680 simplified gives 83/40
- So, 90/48 + 14/70 = 83/40
In mixed form: 23/40
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/48+28/70 90/96+14/70 90/48+42/70 90/48+98/70