Add 20/70 and 54/35
1st number: 20/70, 2nd number: 1 19/35
20/70 + 54/35 is 64/35.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 70 and 35 is 70
Next, find the equivalent fraction of both fractional numbers with denominator 70 - For the 1st fraction, since 70 × 1 = 70,
20/70 = 20 × 1/70 × 1 = 20/70 - Likewise, for the 2nd fraction, since 35 × 2 = 70,
54/35 = 54 × 2/35 × 2 = 108/70 - Add the two like fractions:
20/70 + 108/70 = 20 + 108/70 = 128/70 - 128/70 simplified gives 64/35
- So, 20/70 + 54/35 = 64/35
In mixed form: 129/35
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 40/70+54/35 20/70+54/70 60/70+54/35