Add 70/18 and 70/10
1st number: 3 16/18, 2nd number: 7 0/10
70/18 + 70/10 is 98/9.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 18 and 10 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 18 × 5 = 90,
70/18 = 70 × 5/18 × 5 = 350/90 - Likewise, for the 2nd fraction, since 10 × 9 = 90,
70/10 = 70 × 9/10 × 9 = 630/90 - Add the two like fractions:
350/90 + 630/90 = 350 + 630/90 = 980/90 - 980/90 simplified gives 98/9
- So, 70/18 + 70/10 = 98/9
In mixed form: 108/9
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/36+70/10 70/18+70/20 70/54+70/10 70/18+70/30 70/90+70/10 70/18+70/50