Add 3/28 and 70/49
1st number: 3/28, 2nd number: 1 21/49
3/28 + 70/49 is 43/28.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 28 and 49 is 196
Next, find the equivalent fraction of both fractional numbers with denominator 196 - For the 1st fraction, since 28 × 7 = 196,
3/28 = 3 × 7/28 × 7 = 21/196 - Likewise, for the 2nd fraction, since 49 × 4 = 196,
70/49 = 70 × 4/49 × 4 = 280/196 - Add the two like fractions:
21/196 + 280/196 = 21 + 280/196 = 301/196 - 301/196 simplified gives 43/28
- So, 3/28 + 70/49 = 43/28
In mixed form: 115/28
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 6/28+70/49 3/56+70/49 3/28+70/98 9/28+70/49 3/84+70/49 15/28+70/49 21/28+70/49