Add 70/35 and 16/20
1st number: 2 0/35, 2nd number: 16/20
70/35 + 16/20 is 14/5.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 35 and 20 is 140
Next, find the equivalent fraction of both fractional numbers with denominator 140 - For the 1st fraction, since 35 × 4 = 140,
70/35 = 70 × 4/35 × 4 = 280/140 - Likewise, for the 2nd fraction, since 20 × 7 = 140,
16/20 = 16 × 7/20 × 7 = 112/140 - Add the two like fractions:
280/140 + 112/140 = 280 + 112/140 = 392/140 - 392/140 simplified gives 14/5
- So, 70/35 + 16/20 = 14/5
In mixed form: 24/5
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/35+32/20 70/35+16/40 70/35+48/20 70/35+16/60 70/35+80/20