Add 70/28 and 54/7
1st number: 2 14/28, 2nd number: 7 5/7
70/28 + 54/7 is 143/14.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 28 and 7 is 28
Next, find the equivalent fraction of both fractional numbers with denominator 28 - For the 1st fraction, since 28 × 1 = 28,
70/28 = 70 × 1/28 × 1 = 70/28 - Likewise, for the 2nd fraction, since 7 × 4 = 28,
54/7 = 54 × 4/7 × 4 = 216/28 - Add the two like fractions:
70/28 + 216/28 = 70 + 216/28 = 286/28 - 286/28 simplified gives 143/14
- So, 70/28 + 54/7 = 143/14
In mixed form: 103/14
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/56+54/7 70/28+54/14 70/84+54/7 70/28+54/21 70/28+54/35 70/28+54/49