Add 30/2 and 18/70
1st number: 15 0/2, 2nd number: 18/70
30/2 + 18/70 is 534/35.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 70 is 70
Next, find the equivalent fraction of both fractional numbers with denominator 70 - For the 1st fraction, since 2 × 35 = 70,
30/2 = 30 × 35/2 × 35 = 1050/70 - Likewise, for the 2nd fraction, since 70 × 1 = 70,
18/70 = 18 × 1/70 × 1 = 18/70 - Add the two like fractions:
1050/70 + 18/70 = 1050 + 18/70 = 1068/70 - 1068/70 simplified gives 534/35
- So, 30/2 + 18/70 = 534/35
In mixed form: 159/35
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 60/2+18/70 30/2+36/70 30/4+18/70 90/2+18/70 30/2+54/70 30/6+18/70 30/2+90/70 30/10+18/70 30/14+18/70