Add 18/48 and 84/70
1st number: 18/48, 2nd number: 1 14/70
18/48 + 84/70 is 63/40.
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,
18/48 = 18 × 35/48 × 35 = 630/1680 - Likewise, for the 2nd fraction, since 70 × 24 = 1680,
84/70 = 84 × 24/70 × 24 = 2016/1680 - Add the two like fractions:
630/1680 + 2016/1680 = 630 + 2016/1680 = 2646/1680 - 2646/1680 simplified gives 63/40
- So, 18/48 + 84/70 = 63/40
In mixed form: 123/40
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 36/48+84/70 18/96+84/70 54/48+84/70 90/48+84/70