Add 70/63 and 5/18
1st number: 1 7/63, 2nd number: 5/18
70/63 + 5/18 is 25/18.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 63 and 18 is 126
Next, find the equivalent fraction of both fractional numbers with denominator 126 - For the 1st fraction, since 63 × 2 = 126,
70/63 = 70 × 2/63 × 2 = 140/126 - Likewise, for the 2nd fraction, since 18 × 7 = 126,
5/18 = 5 × 7/18 × 7 = 35/126 - Add the two like fractions:
140/126 + 35/126 = 140 + 35/126 = 175/126 - 175/126 simplified gives 25/18
- So, 70/63 + 5/18 = 25/18
In mixed form: 17/18
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/63+10/18 70/63+5/36 70/63+15/18 70/63+5/54 70/63+25/18 70/63+5/90 70/63+35/18