Add 7/48 and 72/70
1st number: 7/48, 2nd number: 1 2/70
7/48 + 72/70 is 1973/1680.
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,
7/48 = 7 × 35/48 × 35 = 245/1680 - Likewise, for the 2nd fraction, since 70 × 24 = 1680,
72/70 = 72 × 24/70 × 24 = 1728/1680 - Add the two like fractions:
245/1680 + 1728/1680 = 245 + 1728/1680 = 1973/1680 - So, 7/48 + 72/70 = 1973/1680
In mixed form: 1293/1680
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 14/48+72/70 7/96+72/70 21/48+72/70 35/48+72/70 49/48+72/70