Add 15/4 and 70/98
1st number: 3 3/4, 2nd number: 70/98
15/4 + 70/98 is 125/28.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 98 is 196
Next, find the equivalent fraction of both fractional numbers with denominator 196 - For the 1st fraction, since 4 × 49 = 196,
15/4 = 15 × 49/4 × 49 = 735/196 - Likewise, for the 2nd fraction, since 98 × 2 = 196,
70/98 = 70 × 2/98 × 2 = 140/196 - Add the two like fractions:
735/196 + 140/196 = 735 + 140/196 = 875/196 - 875/196 simplified gives 125/28
- So, 15/4 + 70/98 = 125/28
In mixed form: 413/28
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 30/4+70/98 15/8+70/98 45/4+70/98 15/12+70/98 75/4+70/98 15/20+70/98 15/28+70/98