Add 12/70 and 24/20
1st number: 12/70, 2nd number: 1 4/20
12/70 + 24/20 is 48/35.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 70 and 20 is 140
Next, find the equivalent fraction of both fractional numbers with denominator 140 - For the 1st fraction, since 70 × 2 = 140,
12/70 = 12 × 2/70 × 2 = 24/140 - Likewise, for the 2nd fraction, since 20 × 7 = 140,
24/20 = 24 × 7/20 × 7 = 168/140 - Add the two like fractions:
24/140 + 168/140 = 24 + 168/140 = 192/140 - 192/140 simplified gives 48/35
- So, 12/70 + 24/20 = 48/35
In mixed form: 113/35
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 24/70+24/20 12/70+48/20 12/70+24/40 36/70+24/20 12/70+72/20 12/70+24/60 60/70+24/20 84/70+24/20