Add 70/15 and 12/98
1st number: 4 10/15, 2nd number: 12/98
70/15 + 12/98 is 704/147.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 98 is 1470
Next, find the equivalent fraction of both fractional numbers with denominator 1470 - For the 1st fraction, since 15 × 98 = 1470,
70/15 = 70 × 98/15 × 98 = 6860/1470 - Likewise, for the 2nd fraction, since 98 × 15 = 1470,
12/98 = 12 × 15/98 × 15 = 180/1470 - Add the two like fractions:
6860/1470 + 180/1470 = 6860 + 180/1470 = 7040/1470 - 7040/1470 simplified gives 704/147
- So, 70/15 + 12/98 = 704/147
In mixed form: 4116/147
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/15+24/98 70/30+12/98 70/15+36/98 70/45+12/98 70/15+60/98 70/75+12/98 70/15+84/98