Add 70/63 and 70/50
1st number: 1 7/63, 2nd number: 1 20/50
70/63 + 70/50 is 113/45.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 63 and 50 is 3150
Next, find the equivalent fraction of both fractional numbers with denominator 3150 - For the 1st fraction, since 63 × 50 = 3150,
70/63 = 70 × 50/63 × 50 = 3500/3150 - Likewise, for the 2nd fraction, since 50 × 63 = 3150,
70/50 = 70 × 63/50 × 63 = 4410/3150 - Add the two like fractions:
3500/3150 + 4410/3150 = 3500 + 4410/3150 = 7910/3150 - 7910/3150 simplified gives 113/45
- So, 70/63 + 70/50 = 113/45
In mixed form: 223/45
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: