Add 70/4 and 70/15
1st number: 17 2/4, 2nd number: 4 10/15
70/4 + 70/15 is 133/6.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 15 is 60
Next, find the equivalent fraction of both fractional numbers with denominator 60 - For the 1st fraction, since 4 × 15 = 60,
70/4 = 70 × 15/4 × 15 = 1050/60 - Likewise, for the 2nd fraction, since 15 × 4 = 60,
70/15 = 70 × 4/15 × 4 = 280/60 - Add the two like fractions:
1050/60 + 280/60 = 1050 + 280/60 = 1330/60 - 1330/60 simplified gives 133/6
- So, 70/4 + 70/15 = 133/6
In mixed form: 221/6
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/8+70/15 70/4+70/30 70/12+70/15 70/4+70/45 70/20+70/15 70/4+70/75 70/28+70/15