Add 56/14 and 70/20
1st number: 4 0/14, 2nd number: 3 10/20
56/14 + 70/20 is 15/2.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 14 and 20 is 140
Next, find the equivalent fraction of both fractional numbers with denominator 140 - For the 1st fraction, since 14 × 10 = 140,
56/14 = 56 × 10/14 × 10 = 560/140 - Likewise, for the 2nd fraction, since 20 × 7 = 140,
70/20 = 70 × 7/20 × 7 = 490/140 - Add the two like fractions:
560/140 + 490/140 = 560 + 490/140 = 1050/140 - 1050/140 simplified gives 15/2
- So, 56/14 + 70/20 = 15/2
In mixed form: 71/2
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 56/28+70/20 56/14+70/40 56/42+70/20 56/14+70/60 56/70+70/20 56/98+70/20