Add 1/30 and 54/7
1st number: 1/30, 2nd number: 7 5/7
1/30 + 54/7 is 1627/210.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 7 is 210
Next, find the equivalent fraction of both fractional numbers with denominator 210 - For the 1st fraction, since 30 × 7 = 210,
1/30 = 1 × 7/30 × 7 = 7/210 - Likewise, for the 2nd fraction, since 7 × 30 = 210,
54/7 = 54 × 30/7 × 30 = 1620/210 - Add the two like fractions:
7/210 + 1620/210 = 7 + 1620/210 = 1627/210 - So, 1/30 + 54/7 = 1627/210
In mixed form: 7157/210
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 2/30+54/7 1/60+54/7 1/30+54/14 3/30+54/7 1/90+54/7 1/30+54/21 5/30+54/7 1/30+54/35 7/30+54/7 1/30+54/49