Add 18/10 and 70/98
1st number: 1 8/10, 2nd number: 70/98
18/10 + 70/98 is 88/35.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 98 is 490
Next, find the equivalent fraction of both fractional numbers with denominator 490 - For the 1st fraction, since 10 × 49 = 490,
18/10 = 18 × 49/10 × 49 = 882/490 - Likewise, for the 2nd fraction, since 98 × 5 = 490,
70/98 = 70 × 5/98 × 5 = 350/490 - Add the two like fractions:
882/490 + 350/490 = 882 + 350/490 = 1232/490 - 1232/490 simplified gives 88/35
- So, 18/10 + 70/98 = 88/35
In mixed form: 218/35
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 36/10+70/98 18/20+70/98 54/10+70/98 18/30+70/98 90/10+70/98 18/50+70/98 18/70+70/98