Add 70/21 and 1/48
1st number: 3 7/21, 2nd number: 1/48
70/21 + 1/48 is 161/48.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 21 and 48 is 336
Next, find the equivalent fraction of both fractional numbers with denominator 336 - For the 1st fraction, since 21 × 16 = 336,
70/21 = 70 × 16/21 × 16 = 1120/336 - Likewise, for the 2nd fraction, since 48 × 7 = 336,
1/48 = 1 × 7/48 × 7 = 7/336 - Add the two like fractions:
1120/336 + 7/336 = 1120 + 7/336 = 1127/336 - 1127/336 simplified gives 161/48
- So, 70/21 + 1/48 = 161/48
In mixed form: 317/48
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/21+2/48 70/42+1/48 70/21+1/96 70/21+3/48 70/63+1/48 70/21+5/48 70/21+7/48